Creating and Solving One Variable Equations

A computer printer can print 10 pages per minute. There were already 35 pages in the tray. The total pages printed was 115 pages. How many minutes has the printer been running? Which equation represents the above situation?

• 35 + 10x = 115

• 35x + 10 = 155

• 155 = 10 + 35

• 155 + 10x = 35

Tags

CCSS.HSA.CED.A.3

The bill for the repair of a computer was $175. The cost of parts was $44, and labor charge was $45 per hour. How many hours did it take to repair the computer? Which equation represents the above situation?

• 44h + 45 = 175

• 44 + 45h = 175

• 44 + 175 = 45h

• 44 + 45 = 175h

Tags

CCSS.HSA.CED.A.3

What you do to one side of an equation, you _______ do to the other.

• must

• never

• sometimes

• might

Tags

CCSS.8.EE.C.7B

What is the first step you would do in the following equation?

• Divide both sides by -8

• Add 9 to both sides

• Subtract 9 from both sides

• Multiply both sides by -8

Tags

CCSS.HSA.REI.A.1

How would you solve for the variable in the following equation?

• Subtract 2/5 from both sides of the equation

• Multiply both sides of the equation by 2/5

• Multiply both sides of the equation by 5/2

• Divide both sides of the equation by 5/2

Tags

CCSS.6.EE.B.7

Five less than twice a number is equivalent to 47. 

• 5 - 2x = 47 

• 2x - 5 = 47 

• 5x - 2 = 47 

• 2 - 5x = 47 

Hannah ordered books for her son from an online retailer. Each book costs $7.25 and there is a shipping fee of $6.75 for the entire order. How many books did Hannah order if her total cost was $93.75? Which equation represents the above situation?

Tags

CCSS.HSA.CED.A.3

Dawson’s Garage charges $55 per hour to do car repairs plus the cost of the parts. If the cost of the parts was $142 and the total cost was $362, how many hours did the repairs take? Which equation represents the above situation?

Tags

CCSS.HSA.CED.A.3

Greg's Bikes rents bikes for $17 plus $8 per hour. Emily paid $81 to rent a bike. For how many hours did she rent the bike? Which equation represents the above situation?

Tags

CCSS.HSA.CED.A.3

Mandy won 123 pieces of gum playing horseshoes at the county fair. At school she gave four to every student in her math class. She only has 3 remaining. How many students are in her class? Which equation represents the above situation?

Tags

CCSS.HSA.CED.A.3