A manager of a supermarket records the waiting time of 100 customers he wishes to calculate an estimate for the mean of waiting time he draws this table

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 are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Describe the relationship between the angles of similar triangles and the sides of similar triangles