4(x+10)+20=20-x

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Solution for 4(x+10)+20=20-x equation:


Simplifying
4(x + 10) + 20 = 20 + -1x

Reorder the terms:
4(10 + x) + 20 = 20 + -1x
(10 * 4 + x * 4) + 20 = 20 + -1x
(40 + 4x) + 20 = 20 + -1x

Reorder the terms:
40 + 20 + 4x = 20 + -1x

Combine like terms: 40 + 20 = 60
60 + 4x = 20 + -1x

Solving
60 + 4x = 20 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
60 + 4x + x = 20 + -1x + x

Combine like terms: 4x + x = 5x
60 + 5x = 20 + -1x + x

Combine like terms: -1x + x = 0
60 + 5x = 20 + 0
60 + 5x = 20

Add '-60' to each side of the equation.
60 + -60 + 5x = 20 + -60

Combine like terms: 60 + -60 = 0
0 + 5x = 20 + -60
5x = 20 + -60

Combine like terms: 20 + -60 = -40
5x = -40

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

Simplifying
x = -8

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