Angie is working on a project for her history class. The first half of the project took her 7/12 of an hour. The second half of the project took her 13/18 of an hour. What is the total amount of hours she spent working on the project?

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

Use the distributive law to multiply. 3(4x + 5y + 6)

Select the two pairs of figures that are similar.