Question

Solve for x.
7(x + 1) = 21
x=?
x=20
X= 4
Ox=2
im

Answer 1

x=2

Explanation:

7(x + 1) = 21

Divide each side by 7

7/7(x + 1) = 21/7

x+1 = 3

Subtract 1 from each side

x+1-1 = 3-1

x =2