If someone could please help me I’m confused thanks:)

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

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase