Graph the image of the figure after a dilation with a scale factor of 3 centered at the origin.

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

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angles. measure need asap