Question

What is the solution to the equation?

4(3 + 7) = 4 • x + 4 • 7

A.
x = 3

B.
x = 4

C.
x = 7

D.
x = 10

Answer 1

4(3 + 7) = 4 • x + 4 • 7
12+28=4x+28
-4x=-12
x=3