Given f(x)=3x−2, find f(−5).

Answers

Answer 1

Step-by-step explanation:

f(x)=3x-2

f(-5) means that x equals -5

All you would need to do is substitute -5 into the equation

3(-5) - 2

-15-2

-17

f(-5) is -17

Answer 2

Answer:

-17

Step-by-step explanation:

f(-5) means plug -5 for x

thus f(-5) = 3(-5) -2 = -17


Related Questions

selling price=3430 and discount percentage=2 Percentage​

Answers

Answer:

Market price = 3,361.4 (Approx.)

Step-by-step explanation:

Given:

Selling price = 3,430

Discount percentage =2 %

Find:

Market price

Computation:

Market price = Selling price [1-2%]

Market price = 3,430 (1-2%)

Market price = 3,361.4 (Approx.)

I neeeeeed help RIGHT NOW​

Answers

Answer:

A. Raheem

Step-by-step explanation:

it can't be any of the answers that have addition because -4 has to move up 8 spaces on the y axis to get to +4 and -2 needs to move up 4 spaces to get to +2 and you can only use 1 rule so A is correct

please give me brainliest

Someone plz help me

Answers

Answer:

the answer would be 9 I think

The cost of manufactured goods is rising at the rate of inflation, or at about 2.3% 2.3 % . Suppose an item costs $12 $ 12 today. How much will it cost five years from now due to inflation? Round the answer to the hundredth.

Answers

Answer: $13.44

Step-by-step explanation:

Inflation is causing the manufactured goods to rise at 2.3% per year. The price in 5 years can be calculated using compound interest formula:

= 12 * ( 1 + 2.3%)⁵

= ‭13.444956907696116‬

= $13.44

How much are 6 of these $40’s

Answers

Answer:

$240

Step-by-step explanation:

there are 6 sets of 2 $20's which make $40, so you'd multiply 40 by 6 them you'd get $240

Find the slope of the line that passes through the two points below."
(7,-1) and (9,0)

Answers

Answer:

0.5

Step-by-step explanation:

Given points (7,-1) and (9,0), m = 1/2 = 0.5.

Answer:

(y2-y1)/x2-x1

(0+1)/(9-7)=1/3

Step-by-step explanation:

what is the distance between (-1, 2) and (3, 5)

Answers

Answer

the slope is 3/4 or .75

Answer:

The distance is 5 units.

Step-by-step explanation:

Key Skills needed for this problem: Distance Formula, Coordinate Plane Understanding, Radicals, Subtraction, Exponents, Addition

1) We are given 2 points --> (-1,2) and (3,5)

2) To find out the distance between both, we use distance formula.

This is: Given 2 points [tex](x_1, y_1)[/tex] and [tex](x_2, y_2)[/tex], the distance between the 2 points would be: [tex]\sqrt{(x_2 - x_1)^{2} + (y_2 - y_1)^{2}}[/tex].

3) For the points (-1,2) and (3,5):

-1 is x12 is y13 is x25 is y2

4) Therefore it would be --> [tex]\sqrt{(-1 - 3)^{2} + (5-2)^{2}}[/tex]

5) This simplified would be [tex]\sqrt{(-4)^{2} + 3^{2}}[/tex]

6) This further simplified would be: [tex]\sqrt{16 + 9}[/tex]

7) This even more simplified would be [tex]\sqrt{25}[/tex] which is 5.

Therefore, the distance between the 2 points is 5 units.

Hope you understood and have a nice day!! :D

Please help me!! If the area of square 1 is 250 units2, and the area of square 3 is 120 units2, what is the area of square 2? Explain your reasoning.

Answers

Answer:

130units²

Step-by-step explanation:

The question lacks the required figure. Find the figure attached:

Given

Area of square 1 = 250units²

Area of square 3 = 120units²

Area of a square = L²

L is the length of one side of the square

Get the length of each side of the square

For square 1

A1 = L1²

250 = L1²

L1 = √250

Get that of square 3

A3 = L3²

120 = L3²

L3 = √120

Required

Area of square 2

Before we can get the area of square 2, we need to get the side length using pythagoras theorem

L₂² = L₁² - L₃²

L₂² = (√250)²-(√120)²

L₂² = 250-120

L₂²  = 130

Since the area of the square A is L₂² , then the required area is 130units²

Sylvia earns $7 per hour at her afterschool job. One week she worked several hours and received a paycheck for $91. Write and solve an equation to find the number of hours in which Sylvia would earn $91.

Answers

91=7x
X = 13

Let x equal the amount of hours she worked at the job.

Whatcha of the following represent the solution to the given quadratic inequality? y≤-x^2-3x+10?

Answers

Answer:

correct do

Step-by-step explanation:

A bag contains 3 red marbles and 5 blue marbles.
Find the probability of drawing a blue marble,
keeping it, and drawing another blue marble. Write
the probability as a fraction in simplest form.

Answers

The probability would be 5/16 for selecting a blue marble twice without putting it back.

The question is in the picture!
Anserw if you are sure ! Please and thank you !!! I really need this!

Answers

Answer:

y = 1/5x

Step-by-step explanation:

Solve. 15(20−10x)−8x>−6x−16

Answers

Answer: x < 79/38

Step-by-step explanation:

Answer:

x<79/38

Step-by-step explanation:

A store is having a sale. The price of a jacket is set to decrease by $1.50 during each hour of the sale. How long will it take for the price of the jacket to decrease by $18.00?

Answers

Answer: It will take 12 hours for the price of the jacket to decrease by $18

Step-by-step explanation: All you got to do for this problem is 18 divided by 1.50 to get $12.

Can you please help?

Answers

Answer:

what do you need help with

What is the slope of the line through the points (-4, 2) and (-16, -6)?
2/3
−5/2
2/5
3/2

Answers

Answer:

The slope is equal to [tex]\frac{2}{3}[/tex] . So the right answer is A.

Step-by-step explanation:

We know that if we are given to points of a function we can find out its slope by using the following formula....

[tex]m = \frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

Where m is the slope,  [tex]x_{1}[/tex] and [tex]y_{1}[/tex] are the coordinates of the first point, [tex]x_{2}[/tex] and [tex]y_{2}[/tex] are coordinates of the second point.

Let (-4, 2) be [tex](x_{1} , y_{1})[/tex]

Let (-16, - 6) be [tex](x_{2}, y_{2} )[/tex]

then......

The slope of the line will be [tex]\frac{2}{3}[/tex] i.e. option A is the correct answer.

What is slope?

Slope is or gradient of a line is a number that describes both the direction and the steepness of the line.

Slope [tex](m) =\frac{y_{2}-y_{1} }{x_{2}-x_{1}}[/tex]

We have,

Points (-4, 2) and (-16, -6)

i.e.

x₁ = -4,  x₂ = -16,

And,

y₁ = 2,   y₂ = -6

Now,

Using the above mentioned formula,

Slope [tex](m) =\frac{y_{2}-y_{1} }{x_{2}-x_{1}}[/tex]    

i.e.

Slope [tex](m) =\frac{-6-2}{-16-(-4)}[/tex]

On solving we get,

Slope [tex](m) =\frac{-8}{-12}=\frac{2}{3}[/tex]

So, the slope pf the given points is  [tex]\frac{2}{3}[/tex] .

Hence, we can say that the slope of the line will be [tex]\frac{2}{3}[/tex] i.e. option A is the correct answer.

To know more about Slope click here

https://brainly.com/question/3605446

#SPJ2

Helpppppppppppppppppppppppppppppp again

Answers

Answer:

2

Step-by-step explanation:

the y intercept is at 2

Helpppppp helpppppp helpppppp

Answers

Answer:

pp poopoo

Step-by-step explanation:

Answer:

Which one do I do? Some of the picture is cut off.

Step-by-step explanation:

Look at the picture....

Answers

Answer:

D

Step-by-step explanation:

f(x)=/x+0.5/

I hope it helps

Select the graph for the solution of the open sentence. Click until the correct graph appears.
IX - 1l <4

Answers

Answer:

Here we can not see the options, so i will find the graph by the equation alone.

We start with:

Ix - 1I < 4

We could rewrite this as:

-4 < (x - 1) < 4

Now we can add 1 in the 3 parts, to get:

-4 + 1 < x - 1 + 1 <  4 + 1

-3 < x < 5

This means that the graph will be such that:

x >  -3   (this is a dashed line at x = 3, and we shade the part in the right of that line)

and:

x < 5   (this is a dashed line at x = 5, and we shade the part in the left of that line)

The graph would look something like the one below

(If the graphs are only in one axis, you should see a white dot at x = -3, than a colour line that goes to the right until the point x = 5, where we have another white dot)

Identify the coefficient of x.
Equation

Answers

Answer:

A coefficient is a number in front of a variable. For example, in the expression x 2-10x+25, the coefficient of the x 2 is 1 and the coefficient of the x is -10. The third term, 25, is called a constant.

Step-by-step explanation:

PLEASE HELP ASAP PLEASE

Answers

26 gallons is how much his gas tank can hold
26 gallons is the answer

Kyle has 1/2 of a sheet cake. He cut it in 5 pieces of the same size. What fraction of a sheet cake is each piece?

Answers

Answer: 1/10

Step-by-step explanation:

Kyle had 1/2 of a sheet cake.

He then cut this half that he had into 5 pieces of the same size.

The fraction of the sheet cake he has therefore is:

= 1/2 ÷ 5

= 1/2 * 1/5

= 1/10

Each piece was 1/10 of the sheet cake.

6= 5r - 14
What are the steps you would use to solve the equation?

Answers

6 = 5r - 14
6 + 14 = 5r
20 = 5r
r = 4

MARKING BRAINLIST Name the property of multiplication shown the equation (3 • x) • 8 = 3 • (x • 8).

Answers

Answer:

Assosiative because they are the same numbers with parenthesis.

Hope this helps!

Please answer correctly !!!!!!!!!!!! Will mark Brianliest !!!!!!!!

Answers

Answer:

x = 6

Step-by-step explanation:

Here, we are to find the value of x

Applying the side splitter theorem, we have that;

10/30 = 2/x

Thus;

10 * x = 30 * 2

10x = 60

x = 60/10

x = 6

please help:) thank youuuyy

Answers

9514 1404 393

Answer:

x = 8BF = 45

Step-by-step explanation:

Using the given information, we have ...

  BH = 2·HF

  3x +6 = 2(2x -1)

  3x +6 = 4x -2

  8 = x

__

The length of the median is ...

  BF = BH + HF

  BF = (3x +6) +(2x -1) = 5x +5

  BF = 5·8 +5

  BF = 45

Identify the slope.
A. 4
B. 0
C. 2
D. 1

Answers

Answer:

2, rise over run. 2/1 =2.

Can someone help me please

Answers

9514 1404 393

Answer:

24x = y^2-15y = x^228y = x^2-4x = y^28x = y^2-20y = x^2

Step-by-step explanation:

There are two cases here. In one case, the focus has a non-zero x-coordinate, so the parabola opens left or right (depending on the sign). In the other case, the focus has a non-zero y-coordinate, so the parabola opens up or down (depending on the sign).

We can write the equations for each of the two cases.

For focus (a, 0), the equation can be written ...

  4ax = y^2

For focus (0, a), the equation can be written ...

  4ay = x^2

__

24x = y^2 . . . . first form-15y = x^2 . . . . second form28y = x^2 . . . . second form-4x = y^2 . . . . first form8x = y^2 . . . . first form-20y = x^2 . . . . second form

Yo look at how shiny this fish tank is..... I have to use this as a reference for math.

Answers

Answer:

That is the shiniest fish tank I've ever seen!

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