-20+7x=20-3x

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Solution for -20+7x=20-3x equation:


Simplifying
-20 + 7x = 20 + -3x

Solving
-20 + 7x = 20 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-20 + 7x + 3x = 20 + -3x + 3x

Combine like terms: 7x + 3x = 10x
-20 + 10x = 20 + -3x + 3x

Combine like terms: -3x + 3x = 0
-20 + 10x = 20 + 0
-20 + 10x = 20

Add '20' to each side of the equation.
-20 + 20 + 10x = 20 + 20

Combine like terms: -20 + 20 = 0
0 + 10x = 20 + 20
10x = 20 + 20

Combine like terms: 20 + 20 = 40
10x = 40

Divide each side by '10'.
x = 4

Simplifying
x = 4

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