Which property could be used to find the missing number?

(-8 + 3.1) • (4.2 + 7) = (4.2 + 7) • (-8 + )

A.

associative property

B.

commutative property

C.

distributive property

15) You have a part-time job. You worked 9 hours last week. You also receive an allowance of $20 per week. You earned $92 last week. How much do you earn per hour at your part-time job?

Dan rolls 2 fair dice and adds the results from each. Work out the probability of getting a total of 3.

Explain how u would use repeated subtraction to find 8:2

If you paid $5.00 for 10 hamburgers what is the price dor one

What properties cannot be used in a proof algebra properties postulates conjectures or definitions

89,000 rounded to the nearest hundred thousand

This square is drawn on a one-centimetre square grid. Work out the area of the square.

Given that 1 pound equals 16 ounces, how many pounds are in 116 ounces? a. 6.75 pounds b. 7.25 pounds c. 7.5 pounds d. 7.75 pounds

A rectangle has a height of 4xand a width of 3x + 1. Express the area of the entire rectangle.

Is anybody good with algebra 2 or trig?