Which expression would be easier to simplify if you used the commutative property to change the order of the numbers?
O A. -30 + (-90) + 12
B. 1/4+1/2+3/4
O C. 130 + 70 + (-61)
OD. 3/2+1/2+(-57)

Asequence of numbers begins with 12 and progresses geometrically. each number is the previous number divided by 2. which value can be used as the common ratio in an explicit formula that represents the sequence? 1/2 2 6 12

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

If the perimeter of the garden is 37 ft. the width is x and the length is 15 ft. what is the width of the garden in feet?