3(x+1)+3x-8=13

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Solution for 3(x+1)+3x-8=13 equation:


Simplifying
3(x + 1) + 3x + -8 = 13

Reorder the terms:
3(1 + x) + 3x + -8 = 13
(1 * 3 + x * 3) + 3x + -8 = 13
(3 + 3x) + 3x + -8 = 13

Reorder the terms:
3 + -8 + 3x + 3x = 13

Combine like terms: 3 + -8 = -5
-5 + 3x + 3x = 13

Combine like terms: 3x + 3x = 6x
-5 + 6x = 13

Solving
-5 + 6x = 13

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 6x = 13 + 5

Combine like terms: -5 + 5 = 0
0 + 6x = 13 + 5
6x = 13 + 5

Combine like terms: 13 + 5 = 18
6x = 18

Divide each side by '6'.
x = 3

Simplifying
x = 3

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