4(5+x)=20+x

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


Simplifying
4(5 + x) = 20 + x
(5 * 4 + x * 4) = 20 + x
(20 + 4x) = 20 + x

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

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

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

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

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

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

Divide each side by '3'.
x = 0

Simplifying
x = 0

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