9x-4=13x-20

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Solution for 9x-4=13x-20 equation:


Simplifying
9x + -4 = 13x + -20

Reorder the terms:
-4 + 9x = 13x + -20

Reorder the terms:
-4 + 9x = -20 + 13x

Solving
-4 + 9x = -20 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
-4 + 9x + -13x = -20 + 13x + -13x

Combine like terms: 9x + -13x = -4x
-4 + -4x = -20 + 13x + -13x

Combine like terms: 13x + -13x = 0
-4 + -4x = -20 + 0
-4 + -4x = -20

Add '4' to each side of the equation.
-4 + 4 + -4x = -20 + 4

Combine like terms: -4 + 4 = 0
0 + -4x = -20 + 4
-4x = -20 + 4

Combine like terms: -20 + 4 = -16
-4x = -16

Divide each side by '-4'.
x = 4

Simplifying
x = 4

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