13=1+8x+4x

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Solution for 13=1+8x+4x equation:


Simplifying
13 = 1 + 8x + 4x

Combine like terms: 8x + 4x = 12x
13 = 1 + 12x

Solving
13 = 1 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
13 + -12x = 1 + 12x + -12x

Combine like terms: 12x + -12x = 0
13 + -12x = 1 + 0
13 + -12x = 1

Add '-13' to each side of the equation.
13 + -13 + -12x = 1 + -13

Combine like terms: 13 + -13 = 0
0 + -12x = 1 + -13
-12x = 1 + -13

Combine like terms: 1 + -13 = -12
-12x = -12

Divide each side by '-12'.
x = 1

Simplifying
x = 1

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