Word Problems and Equations 7.10C

What could this represent? 7x + 2 = 30

• Buying pet turtles for $7 each plus two cans of turtle food cost $30.

• Seven bags of candy plus 2 extra snickers bars equals 30 dollars.

• Two yoyos plus seven frisbees is thirty cents.

• Buying seven calculators plus $2 per bundle of pencils is $30.

Dexter's Gym charges a one-time registration fee of $40 and $20 each month. The total fee after x months is $340. Which equation models this situation?

• 40x + 20 = 340

• 20x + 40 = 340

• 20x - 40 = 340

• 20 + 340 = 40x

Scott's Automotive charges $35 for each car plus $7 per hour. Write an equation that represents this scenario if Kylie was charged $63.

• 35x + 7 = 63

• 7x = 63

• 7x - 35 = 63

• 7x + 35 = 63

Tags

CCSS.HSA.CED.A.3

A wood board 100 centimeters long is cut into two pieces. One piece is 26 centimeters longer than the other. Which equation models this scenario?

• 2x + 26 = 100

• 2x - 26 = 100

• x + 26 = 100

• x - 26 = 100

Tags

CCSS.HSA.CED.A.3

Peter and his best friend found some money buried in a field. They split the money evenly, each getting $26. Which equation models this scenario?

• x + x + 2 = 52

• x/0.5 = 26

• 0.5x = 26

• 2x = 26

Tags

CCSS.HSA.CED.A.3

You take out a loan from a bank for $3600.  You plan to pay back 300 per week.  Which equation would help you solve the number of weeks to pay back the loan?

• 3600 - 300w = 0
• -3600w + 300 = 0
• 0 - 3600 = 300w
• w + 3600 + 300 = 0

Tags

CCSS.HSA.CED.A.3

Four friends bought pizza.  They all split the cost evenly.  The pizza was $16.00.  The total bill came to $32.00.  Which equation matches this story.

• 4 + 16 = 32
• 16-4 = 32x
• 16 + 4p = 32
• 4p + 16 = 32

Tags

7.10c

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

7.10c

Penelope is going to the carnival to ride the rides. It costs $20 to get into the carnival and ride tickets are $0.50 each. Write an equation that represents this scenario if she spends $35 in all.

• .50x + 20 = 35
• .50x = 35
• .50 + 20x = 35 
• .50x - 20 = 35

Tags

7.10c

Brandon is bringing 4 full cases of water and a bag with 8 more bottles. What operation is indicated by "8 more bottles"?

• multiplication, 8x

• addition, +8

Tags

7.10c