2(x-4)+x=13

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


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

Reorder the terms:
2(-4 + x) + x = 13
(-4 * 2 + x * 2) + x = 13
(-8 + 2x) + x = 13

Combine like terms: 2x + x = 3x
-8 + 3x = 13

Solving
-8 + 3x = 13

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 3x = 13 + 8

Combine like terms: -8 + 8 = 0
0 + 3x = 13 + 8
3x = 13 + 8

Combine like terms: 13 + 8 = 21
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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