Which of these expressions has the greatest value? A − 1 1 + 7
C + 8 2 ( − 3)
B + 2 3 ( − 4)
D − 4 1 + 5

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

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base