3x=8x-40

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Solution for 3x=8x-40 equation: 


Simplifying
3x = 8x + -40

Reorder the terms:
3x = -40 + 8x

Solving
3x = -40 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
3x + -8x = -40 + 8x + -8x

Combine like terms: 3x + -8x = -5x
-5x = -40 + 8x + -8x

Combine like terms: 8x + -8x = 0
-5x = -40 + 0
-5x = -40

Divide each side by '-5'.
x = 8

Simplifying
x = 8

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