How could you use the Commutative Property of Addition to rewrite the expression - 21 + 7?

A) - 21 (7)

B) 3 (-21) + 7

C) 7 + (-21)

D) 3 (-7) + 21

What expressions are equivalent to - 6 (b+2) + 8

What is the distance between (6, - 2) and (3, - 9) ?

Which two solids have the same number of faces? A. A triangular prism and a rectangular prism B. A triangular pyramid and a rectangular prism C. A triangular prism and a square pyramid D. A triangular pyramid and a square pyramid

At the Bristol County Fair, there is a baking contest that awards a first prize and a second prize to the best pies baked. There are 56 entrants to the contest this year.

Sarah's rectangular garden has a perimeter of 327 + 327 + 218 + 28 cm.

The booster club is having a bake sale. The members place 25 baked goods in each bag. There are 630 baked goods donated. About how many bags will the club have for sale

Charlene is 8 years older than Aaron. The sum of their ages is 44. What are their ages?

Lenny earns at least $50 a day at his job. Write an inequality showing how much Lenny could earn on any day at his job.

A rectangle that measures 2 feet by 11 feet. What is the area of the rectangle? square feet

Solve the equation if x = 7. 5x + 9