Please look at the screenshot Look at the screen shot and you have to explain your answer after you answer it

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

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?