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Leviafan [203]
3 years ago
5

A street vendor sells two types of newspapers, one for $.25 and the other for $.40. If she sold 100 newspapers for $28.00, how m

any newspapers did she sell at $.25?
Mathematics
2 answers:
yaroslaw [1]3 years ago
4 0

Answer:

Bruh answer if your looking in 2020

Step-by-step explanation:

den301095 [7]3 years ago
3 0

Answer:

A) 80

Step-by-step explanation:

This is the RSM answer

wow u asked this in 2018

anyone else from RSM...

it is (A)

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I need some help on my math test!!, I get to retake it but I need help with some of it:
Greeley [361]

Answer:

B

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

Here m = \frac{1}{2}, thus

y = \frac{1}{2} x + c ← is the partial equation

To find c substitute (- 4, - 9) into the partial equation

- 9 = - 2 + c ⇒ c = - 9 + 2 = - 7

y = \frac{1}{2} x - 7 ← equation of line

7 0
3 years ago
Is the relationship shown by the data linear? If so, model the data with an equation. x= -7, -5, -3 ,-1 , y = 5, 9, 13, 17
PIT_PIT [208]
First we take the two points (-7,5) and (-5,9).
Compute the slope: \frac{9-5}{-5+7}=2
Then the linear relation may be in the following form y=2x+b
Since the point (-7,5) is on the line, then 5=-7(2)+b\text{ then }b=19.
The relation is then y=2x+19.
We check that the other point are on the above line:
2(-3)+19=13 \text{ OK}\\2(-1)+19=17  \text{ OK}
We have then a linear relation.
3 0
3 years ago
Solve for X
Alenkasestr [34]

Answer:

C) 4tan34

Step-by-step explanation:

TOA

tan(x) = Opposite/Adjacent

Opposite the angle, adjacent meaning next to the angle

sub in values

tan(34) = x/4

multiply each side by 4

x = 4tan(34)

There's your answer.

6 0
2 years ago
Write the equation of the line that is parallel to the line y=−14x−3 through the point (4,4). A. y=x+5 B. y=−14x+5 C. y=5x+1 D.
Sloan [31]

Answer:

None of the answers seem to be correct.

Step-by-step explanation:

The given equation is of the form y = mx + b where m is the slope and b is the y-intercept.

Here, m = -14

Two parallel lines have the same slope. So, the slope of the new line will be -14.

To calculate the y-intercept substitute x=4 and y=4 in the equation.

4 = (-14)(4) + b

Solving for b, we get b = 60.

So, the new equation will be y = -14x + 60

6 0
3 years ago
Hannah buys 2/3 pounds of roast beef. She uses 1/4 pound to make a sandwich for lunch. How much roast beef does she have left?
kvasek [131]
5/12 I think this is right hope it is
3 0
3 years ago
Read 2 more answers
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