3x-9x+64=2x+40

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Solution for 3x-9x+64=2x+40 equation:


Simplifying
3x + -9x + 64 = 2x + 40

Reorder the terms:
64 + 3x + -9x = 2x + 40

Combine like terms: 3x + -9x = -6x
64 + -6x = 2x + 40

Reorder the terms:
64 + -6x = 40 + 2x

Solving
64 + -6x = 40 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
64 + -6x + -2x = 40 + 2x + -2x

Combine like terms: -6x + -2x = -8x
64 + -8x = 40 + 2x + -2x

Combine like terms: 2x + -2x = 0
64 + -8x = 40 + 0
64 + -8x = 40

Add '-64' to each side of the equation.
64 + -64 + -8x = 40 + -64

Combine like terms: 64 + -64 = 0
0 + -8x = 40 + -64
-8x = 40 + -64

Combine like terms: 40 + -64 = -24
-8x = -24

Divide each side by '-8'.
x = 3

Simplifying
x = 3

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