-40-5x=20-8x

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Solution for -40-5x=20-8x equation:


Simplifying
-40 + -5x = 20 + -8x

Solving
-40 + -5x = 20 + -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.
-40 + -5x + 8x = 20 + -8x + 8x

Combine like terms: -5x + 8x = 3x
-40 + 3x = 20 + -8x + 8x

Combine like terms: -8x + 8x = 0
-40 + 3x = 20 + 0
-40 + 3x = 20

Add '40' to each side of the equation.
-40 + 40 + 3x = 20 + 40

Combine like terms: -40 + 40 = 0
0 + 3x = 20 + 40
3x = 20 + 40

Combine like terms: 20 + 40 = 60
3x = 60

Divide each side by '3'.
x = 20

Simplifying
x = 20

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