Need . solve for y. try factoring first if not possible or difficult use quadratic formula. y²-6y+6=0

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

How is the number of vertices for a prism related to the name of the prism

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?