Question

Solve 3x + 4(x + 6) = 45.

Answer 1

x =3

Explanation:

Answer 2

x=3

Explanation:

3x + 4(x + 6) = 45

Distribute

3x+4x+24 = 45

Combine like terms

7x+24 = 45

Subtract 24 from each side

7x+24-24 = 45-24

7x = 21

Divide each side by 7

7x/7 = 21/7

x=3