5x+8x-4=12

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Solution for 5x+8x-4=12 equation:


Simplifying
5x + 8x + -4 = 12

Reorder the terms:
-4 + 5x + 8x = 12

Combine like terms: 5x + 8x = 13x
-4 + 13x = 12

Solving
-4 + 13x = 12

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 13x = 12 + 4

Combine like terms: -4 + 4 = 0
0 + 13x = 12 + 4
13x = 12 + 4

Combine like terms: 12 + 4 = 16
13x = 16

Divide each side by '13'.
x = 1.230769231

Simplifying
x = 1.230769231

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