3(2x-9)-4x=13

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Solution for 3(2x-9)-4x=13 equation:


Simplifying
3(2x + -9) + -4x = 13

Reorder the terms:
3(-9 + 2x) + -4x = 13
(-9 * 3 + 2x * 3) + -4x = 13
(-27 + 6x) + -4x = 13

Combine like terms: 6x + -4x = 2x
-27 + 2x = 13

Solving
-27 + 2x = 13

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + 2x = 13 + 27

Combine like terms: -27 + 27 = 0
0 + 2x = 13 + 27
2x = 13 + 27

Combine like terms: 13 + 27 = 40
2x = 40

Divide each side by '2'.
x = 20

Simplifying
x = 20

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