13-4x=4x-7x

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Solution for 13-4x=4x-7x equation:


Simplifying
13 + -4x = 4x + -7x

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

Solving
13 + -4x = -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
13 + -4x + 3x = -3x + 3x

Combine like terms: -4x + 3x = -1x
13 + -1x = -3x + 3x

Combine like terms: -3x + 3x = 0
13 + -1x = 0

Add '-13' to each side of the equation.
13 + -13 + -1x = 0 + -13

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

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

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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