There are 60 marbles some blue some green. if the ratio from blue marbles to green marbles is 1: 5 how many blue marble are there?

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

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

Does anyone know how to do geometryme with this problem