3(x+2)+4x=13

Solution for 3(x+2)+4x=13 equation:

Simplifying
3(x + 2) + 4x = 13

Reorder the terms:
3(2 + x) + 4x = 13
(2 * 3 + x * 3) + 4x = 13
(6 + 3x) + 4x = 13

Combine like terms: 3x + 4x = 7x
6 + 7x = 13

Solving
6 + 7x = 13

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-6' to each side of the equation.
6 + -6 + 7x = 13 + -6

Combine like terms: 6 + -6 = 0
0 + 7x = 13 + -6
7x = 13 + -6

Combine like terms: 13 + -6 = 7
7x = 7

Divide each side by '7'.
x = 1

Simplifying
x = 1