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Algebra - Equations of Linear Functions Test Rev ...

English 21 Public

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3.50x + 5y = 2500; 250 rolls

25

Ms. McDonald has already written 35 pages of a novel. She plans to write 12 additional pages per month until she is finished. Write and solve a linear equation to find the total number of pages written at 5 months.

y=12x + 35; 95 pages

25

ChitChat Wireless charges $0.30 per minute plus a monthly base fee. In September, Maggie used 120 minutes and her bill was $51. Write and solve an equation to find the cost if Mo uses 165 minutes in October.

y=0.3x+15; $64.50

25

y=95x+150; $1400

25

Write an equation in slope intercept form of a linear function that passes through the point (-4, 9) and has a slope of -1/2

y=-1/2x+7

15

Write the following equation in slope-intercept form and standard form

y=2/5x+5 and 2x-5y=-25

20

Identify the slope and a point on the line given the equation.

m=-3, (6, -4)

10

Are the following lines parallel, perpendicular or neither?

perpendicular

15

Are the following lines parallel, perpendicular or neither?

perpendicular

20

Are the following lines parallel, perpendicular or neither?

neither

15

Write the equation of the line in slope-intercept form and standard form.

y=5x, 5x-y=0

15

Write an equation in standard form with the given information.

x-y=-1

25

Write an equation in point slope form with the given information.

y+1=-2/3(x+6)

25

Write an equation in slope intercept form with the given information.

y=-1/2x+7

25

Write an equation in point slope form with the given information.

y+11=4(x+2)

25

5x+7.50y=60, 4 dogs

20

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