5x+7x-64=80-4x

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Solution for 5x+7x-64=80-4x equation:


Simplifying
5x + 7x + -64 = 80 + -4x

Reorder the terms:
-64 + 5x + 7x = 80 + -4x

Combine like terms: 5x + 7x = 12x
-64 + 12x = 80 + -4x

Solving
-64 + 12x = 80 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-64 + 12x + 4x = 80 + -4x + 4x

Combine like terms: 12x + 4x = 16x
-64 + 16x = 80 + -4x + 4x

Combine like terms: -4x + 4x = 0
-64 + 16x = 80 + 0
-64 + 16x = 80

Add '64' to each side of the equation.
-64 + 64 + 16x = 80 + 64

Combine like terms: -64 + 64 = 0
0 + 16x = 80 + 64
16x = 80 + 64

Combine like terms: 80 + 64 = 144
16x = 144

Divide each side by '16'.
x = 9

Simplifying
x = 9

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