A lotion is made from an oil blend

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

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?