Algebra Unit 1 Homework #5

the difference of 3 times a number and 7

• 3 - 7n
• 3n - 7
• 3n + 7 
• 3 / 7n

Tags

CCSS.6.EE.A.2A

m plus the product of 6 and n 

• m + 6n
• m - 6 + n
• 6m + n
• m + 6 + n 

Tags

CCSS.6.EE.A.2A

Five times Mike's age, increased by nine

• 5(x+9)
• 9(5+x)
• 9x+5
• 5x+9

Tags

CCSS.6.EE.A.2A

Andre wants to save $40 to buy a gift for his dad. Andre’s neighbor will pay him weekly to mow the lawn, but Andre always gives a $2 donation to the food bank on weeks when he earns money. Andre calculates that it will take him 5 weeks to earn the money for his dad’s gift. What equation below can be used to find how much Andre's neighbor pays him each week to mow the lawn?

• 40 = 5x - 2

• 40 - 5 = 2x

• 5x + 2 = 40

• 40 = 5(x - 2)

Tags

CCSS.HSA.CED.A.3

Jada’s teacher fills a travel bag with 5 copies of a textbook. The weight of the bag and books is 17 pounds. The empty travel bag weighs 3 pounds. How much does each book weigh?

• 3(x + 5) = 17

• 3x + 5 = 17

• 5(x + 3) = 17

• 5x + 3 = 17

Tags

CCSS.HSA.CED.A.3

Jim works at a local restaurant. He earns $8 an hour, plus tips. If Jim earned $350 last week, which included $270 in tips, how many hours did he work?

• 8/h + 270 = 350

• 350 = 270 + 8 + h

• 350 = 270 + 8h

• 350 -270 = h

Tags

CCSS.HSA.CED.A.3

If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, what would the expression be?

• 3 + 2x

• 3x + 2

• 3x + 2x

• 5x

Tags

CCSS.HSA-SSE.A.1A

12 more than a number

• 12 + n

• n - 12

• 12 > n

• 12 < n

Tags

CCSS.6.EE.A.2A

A plumber charges $50 to make a house call plus $40 for each hour worked. What is the expression and what does he make if he worked 5 hours?

• 50x + 40; $290

• 50x + 40x; $450

• 50 + 40x; $250

• 90x; $450

Tags

CCSS.HSA-SSE.A.1A

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.

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7