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Equations

Authored by Annie Copenhaver

Mathematics

7th Grade

30 Questions

CCSS covered

Used 9+ times

Equations
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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A cell phone company charges $3.00 to make a phone call plus $0.15 for each minute for each minute you talk. Which equation would you use to determine the total cost, c, of a phone call that is m number of minutes long?

c = 3.00 - 0.15m
c = 0.15 + 3.00m
3.00 = c + 0.15
c = 3.00 + 0.15m

Tags

CCSS.6.EE.C.9

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Samuel bought 3 tires for $79.95 each and some rims for $59 each. He spent a total of $534.85. Which equation could be used to find the number of rims, r, Samuel bought?

3(79.95) - 59r = 534.85
79.95r - 59(3) = 534.85
3(79.95) + 59r = 534.85
79.95r + 59(3) = 534.85

Tags

CCSS.6.EE.B.7

CCSS.6.EE.C.9

CCSS.6.EE.B.6

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Julie bought 5 pairs of shoes and 4 blouses. The shoes were priced at $19 per pair and the blouses cost $16.50 each. Which equation can be used to find the total cost, t, she spent on the shoes and blouses?

5(16.50) + 4(19) = t
5(16.50) - 4(19) = t
4(16.50) + 5(19) = t
4(16.50) - 5(19) = t

Tags

CCSS.HSA.CED.A.3

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

WRITE AN EQUATION
April had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?

n=total cost pencils; 7n+10=24
n=cost of 1 pencil; 7n-10=24
n=cost of 1 pencil; 7n+10=24
n=cost of 1 pencil; -7n-10=24

Tags

CCSS.HSA.CED.A.3

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which equation represents the total cost of a repair by an electrician after x hours?
An electrician charges $90 per hour plus a $50 travelling fee.

y = 50 - 90x
y = 90x + 50
y = -50x + 90
y = -90 - 50x

Tags

CCSS.6.EE.C.9

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Heather is a hairdresser and her customers pay $5 to reserve an appointment time and $12 for every hour Heather works on their hair style. As a back to school special she offers to lower her price per hour by $5. What equation represents the total amount paid to Heather, y, after x hours of hair styling?

y = 5 + 12x
y = 12x
y = 7x + 5
y = 12x + 12

Tags

CCSS.6.EE.C.9

CCSS.6.EE.B.6

CCSS.6.EE.A.2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Scott works on cars. He charges $35 for each car plus $7 per hour. Write an equation that represents this scenario if Kylie's car bill was $63.

7x + 35 = 63
7x = 63
7x - 35 = 63
35x + 7 = 63

Tags

CCSS.HSA.CED.A.3

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