Expressions In Context (7.1)

A wedding photography company charges a sitting fee of $50 plus $40 per hour for the photographer's time and $15 per hour for the assistant's time. Which expressions represent the situation?

• 50x + 40x + 15x

• 50 + 40x + 15x

• 105x

• 55x + 50

• 50 + 40x - 15x

Tags

CCSS.6.EE.B.6

A plumber charges a customer a one-time service fee of $79, $62 per hour for labor, and an additional charge of $15 per hour due to the call being an emergency. Which expressions match the situation?

• 79h + 62h + 15h

• 79 + 62h + 15h

• h(62 + 15) + 79

• 79 + 62h + 15

Tags

CCSS.HSA-SSE.A.1A

Mia buys bottles of shampoo at a store offering the deal: Buy 2 bottles, get the 3rd bottle 30% off. Which expressions match the scenario?

• 2 + 0.30B

• 2B + 0.30B

• B + B + 0.70B

• 2B + (B - 0.30B)

• 2.7B

Tags

CCSS.6.EE.B.6

Zach buys ink at a local office store. He buys 1 ink cartridge and the sales tax is 7%. What percent of the original price will Zach pay?

• 107%

• 100%

• 7%

• 93%

Tags

CCSS.6.RP.A.3C

Gavin works two jobs to pay for college. Each week, his parents give him an allowance of $50. In addition, he works 8 hours each week tutoring and another 10 hours each week in the dining hall. If he earns the same hourly wage (x dollars) at both jobs, which expressions represent Gavin's total income for one week.

• 18x + 50

• 8x + 10x + 50

• 8x + 10x + 50x

• 68x

• x(10 + 8) + 50

Tags

CCSS.HSA-SSE.A.1A

Are the expressions 3x + 4x + 1 + 2x - 3 and 9x - 2 equivalent? Explain.

Tags

CCSS.6.EE.A.4

Are the expressions 13x - 7x + 4 and 20x + 4 equivalent? Explain.

Tags

CCSS.6.EE.A.4

Is 3.1y - 0.22y equivalent to 2.88y? Explain.

Tags

CCSS.7.EE.A.1

Is 18 + 3.1g + 4.21g - 2 and 16 + 7.31g equivalent? Explain.

Tags

CCSS.6.EE.A.4

James is buying a new shirt. He has a coupon for 20% off the original price. Which expression represent the new cost of the shirt?

• 0.2p

• 0.8p

• 1 - 0.2p

• 100p - 20p

Tags

CCSS.6.EE.B.6