How do we know whether we add or subtract the final answer when finding the area of compound shapes?

e

step-by-step explanation:

an equation by definition has to have two or more variables (x and 2 in this case)

answer4 to the second power is 16

and 4 to the third power is 64,

c minus thirteen equals negative two. to find c add thirteen two both sides. this cancels out the thirteen and gives you eleven on the other side. this leaves you with c equals eleven.