Amembership to an ice skating rink has an initial fee of $25, plus an additional $3 each time the rink is used, x. which equation represents this situation?

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

43lbs of tomatos cost $387. how much would 41lbs cost

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse