20x-8=40x+7

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Solution for 20x-8=40x+7 equation:


Simplifying
20x + -8 = 40x + 7

Reorder the terms:
-8 + 20x = 40x + 7

Reorder the terms:
-8 + 20x = 7 + 40x

Solving
-8 + 20x = 7 + 40x

Solving for variable 'x'.

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

Add '-40x' to each side of the equation.
-8 + 20x + -40x = 7 + 40x + -40x

Combine like terms: 20x + -40x = -20x
-8 + -20x = 7 + 40x + -40x

Combine like terms: 40x + -40x = 0
-8 + -20x = 7 + 0
-8 + -20x = 7

Add '8' to each side of the equation.
-8 + 8 + -20x = 7 + 8

Combine like terms: -8 + 8 = 0
0 + -20x = 7 + 8
-20x = 7 + 8

Combine like terms: 7 + 8 = 15
-20x = 15

Divide each side by '-20'.
x = -0.75

Simplifying
x = -0.75

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