How to solve -4(x+3)=-20

-4(x+3)=-20

-4x+12=-20

-4x=-20-12

-4x=-32              //-1

4x=32

x=32/4

x=8

answer: add the !

step-by-step explanation: then we will answer

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it