4(x-1)=x+20

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Solution for 4(x-1)=x+20 equation: 


Simplifying
4(x + -1) = x + 20

Reorder the terms:
4(-1 + x) = x + 20
(-1 * 4 + x * 4) = x + 20
(-4 + 4x) = x + 20

Reorder the terms:
-4 + 4x = 20 + x

Solving
-4 + 4x = 20 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-4 + 4x + -1x = 20 + x + -1x

Combine like terms: 4x + -1x = 3x
-4 + 3x = 20 + x + -1x

Combine like terms: x + -1x = 0
-4 + 3x = 20 + 0
-4 + 3x = 20

Add '4' to each side of the equation.
-4 + 4 + 3x = 20 + 4

Combine like terms: -4 + 4 = 0
0 + 3x = 20 + 4
3x = 20 + 4

Combine like terms: 20 + 4 = 24
3x = 24

Divide each side by '3'.
x = 8

Simplifying
x = 8

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