Two Step Equation Review

Write an equation for the word problem: A number increased by 8 is 20

• x - 8 = 20

• x + 20 = 8

• x + 8 = 20

• 8x = 20

Write an equation for the word problem: Twice a number decreased by 5 is 11

• 2x - 5 = 6

• 2x - 11 = 5

• 2x - 5 = 11

• 2x + 5 = 11

WRITE AN EQUATION:

Penelope is going to the carnival to ride the rides. There is a $20 entry fee and ride tickets are $0.50 each. She spends a total of $35 in all.

• 0.50x + 20 = 35

• 0.50x = 35

• 0.50 + 20x = 35

• 0.50x - 20 = 35

Tags

CCSS.HSA.CED.A.3

Kasey's mom pays Natalie $11 per hour plus a $6 tip for softball pitching lessons. The total cost was $39.

• 11x + 6 = 39

• 11x - 6 = 39

• 11 + 6x = 39

• 66x = 39

Tags

CCSS.HSA.CED.A.3

WRITE AN EQUATION:

Twice a number plus 6 is -72

• 2 + 6x =- 72

• 2x + 6 = -72

• 2 + 6 = x

• 2x² + 6 = 72

Mo is thinking of a number. Eleven more than one third of a number is -1. Which equation would help me find Mo's number?

WRITE AN EQUATION:

Jill sold half of her comic books and then got sixteen more. She now has 36. With how many did she begin?

Tags

CCSS.HSA.CED.A.3

WRITE AN EQUATION:

Mel buys shirts for $8 each. He then uses a coupon for $10 off. His total is $30 after the coupon. How many shirts did he buy?

• 8x + 10 = 30

• 8 + 10x = 30

• 8x - 10 = 30

• 8 - 10x = 30

Tags

CCSS.HSA.CED.A.3

WRITE AN EQUATION: Damian has a job scooping snow. He earns $15 per driveway. He spends $9 on a new shovel. Last week, he made $96. How many driveways did he scoop?

• 15 - 9x = 96

• 15x - 9 = 96

• 15x + 9 = 96

• 15 + 9x = 96

Tags

CCSS.HSA.CED.A.3

WRITE AN EQUATION

On Tuesday, 331 students went on a field trip. There were 6 buses filled with students and 7 students rode in a van. How many students were in each bus?

• 7x + 6 = 331

• 7x - 6 = 331

• 6x + 7 = 331

• 6x - 7 = 331

Tags

CCSS.HSA.CED.A.3