4(x+5)=20-x

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Solution for 4(x+5)=20-x equation:


Simplifying
4(x + 5) = 20 + -1x

Reorder the terms:
4(5 + x) = 20 + -1x
(5 * 4 + x * 4) = 20 + -1x
(20 + 4x) = 20 + -1x

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

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

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

Solving
4x = -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.
4x + x = -1x + x

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

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

Divide each side by '5'.
x = 0

Simplifying
x = 0

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