Equations with variables on both sides

Renting a kayak costs $10 per hour. Renting a canoe costs $5 per hour plus a $7 fee. Which equation could be used to determine h, the number of hours for which they each cost the same?

• 10h=5h+7

• 10h=5+7h

• 10h+5h=7

• 5h=10h+7

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

CCSS.6.EE.A.2

CCSS.6.EE.B.6

Julie started with 20 pieces of gum and gave away x pieces. Conrad started with 35 pieces of gum and gave away twice as many pieces as Julie did. How many pieces of gum did Julie give away if they had the same number of pieces of gum left?

• 18

• 5

• 15

• 8

Tags

CCSS.7.EE.B.4A

What value of x makes this equation true?

• 3

• -9

• -1

• 27

A rectangle’s perimeter and its area have the same numerical value. The width of the rectangle is 3 units. What is the length of the rectangle in units?

• 6

• 2

• 7

• 12

Tags

CCSS.8.EE.C.7B

What is the solution to this equation?

2x + 3 = x − 4

• -3

• 0

• -7

• 7

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

CCSS.6.EE.A.2

CCSS.6.EE.B.6

• 1.3

• -1.3

• -0.75

• 0.75

Tags

CCSS.6.EE.B.7

Two companies are shipping a box. Company A charges $7.25 for shipping and $0.20 for each pound. Company B charges $5.15 for shipping and $0.30 for each pound. How many pounds, p, will it take for Company A and Company B to cost the same?

• 0.5

• 7.25

• 5.15

• 21

Tags

CCSS.8.EE.C.8C

A taxi charges $3, plus $1.50 for each mile traveled.  Mr. Lewis rode in the taxi from his home to the airport and was charged $30.  How many miles does Mr. Lewis live from the airport?

• 18 miles
• 20 miles
• 22 miles

Tags

CCSS.7.EE.B.4A

• F

• G

• H

• J

Tags

CCSS.8.EE.C.7B

• F

• G

• H

• J

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7