Equations from Words, Words from Equations

A gym charges a sign up fee of $40 and charges $20 each month. The total fee after m months is $340. Write an equation that represents this problem situation.

• A. 40m + 20 = 340

• B. 20m-40 = 340

• C. 20m + 40 = 340

• D. 20 + 340 = 40m

LeBron tutors a group of students each week. LeBron charges $40 for the whole group plus $38 for each student in the group. This week LeBron has "x" students and charges a total of $230. What equation represents this problem?

• A 230= 40x-38

• B. 230= 38x-40

• C. 230= 40x+38

• D. 230= 38x+40

Tags

CCSS.HSA.CED.A.3

Riley runs a warm-up lap for 10 minutes and then takes nine minutes to run each mile. The total time after "x" miles is 55 minutes.

• A. 55 = 9x-10

• B. 55 = 9x+10

• C. 55 = 10x-9

• D. 55 = 10x+9

Tags

CCSS.7.EE.B.4A

Fletcher's cell phone bill this month is $50.50. The company charges a monthly fee of $17 plus ten cents per call. Use x to represent the number of calls.

• A. 50.50= -17x+.10

• B. 50.50= 17x+.10

• C. 50.50= -.10x+17

• D. 50.50= .10x+17

Tags

CCSS.7.EE.B.4A

Piper bought pizza and soda for a party. If she spent $12.57 on the sodas and $10.95 for each pizza, how many pizzas did she buy if her total is $89.22?

• A. 10.95x + 12.57 = 89.22

• B. 12.57x + 10.95 = 89.22

• C. 89.22x -10.95 = 12.57

• D. 12.57 + 10.95 = 89.22

Tags

CCSS.HSA.CED.A.3

Adalyia wants to buy a new car for $18500. She pays $2500 at signing and wants to pay $250 per month. How many months until it is paid off?

• A. 18500 + 2500 = 250x

• B. 2500 -250x = 18500

• C. 250x + 2500 = 18500

• D. 2500(250)x = 18500

Tags

CCSS.7.EE.B.4A

Morgan bought cookies and cupcakes from HEB for $102.44. If she spent $36.44 on cookies and the cupcakes are $11 per box, how many boxes did she buy?

• A. 102.44 + 36.44x = 11

• B. 102.44x + 11 = 36.44

• C. 11x + 36.44 = 102.44

• D. 11x - 36.44 = 102.44

Tags

CCSS.HSA.CED.A.3

Gray rents a bike and pays $40. There was a deposit of $22 and then $6 per hour. How many hours did she rent the bike?

• A. 40 + 22 = 6x

• B. 6x + 22 = 40

• C. 6 + 22x = 40

• D. 40 - 22x = 6

Tags

CCSS.HSA.CED.A.3

Drew 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 the number of tickets (t) that can be purchased if Drew plans to spend $35.

• A. 50t + 20 = 35

• B. .50t = 35

• C. .50 + 20t = 35

• D. .50t +35 = 20

Tags

CCSS.HSA.CED.A.3

An electrician charges $90 per hour along with a $60 traveling fee. If your bill was $600, write an equation that can be used to determine how many hours (h) it took the electrician to complete the job.

• A. 60 - 90h=600

• B. 90h + 60 = 600

• C. 60h + 90 = 600

• D. 60h - 600 = 90

Tags

CCSS.HSA.CED.A.3