4(x+9)=-20-x

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Solution for 4(x+9)=-20-x equation:


Simplifying
4(x + 9) = -20 + -1x

Reorder the terms:
4(9 + x) = -20 + -1x
(9 * 4 + x * 4) = -20 + -1x
(36 + 4x) = -20 + -1x

Solving
36 + 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.
36 + 4x + x = -20 + -1x + x

Combine like terms: 4x + x = 5x
36 + 5x = -20 + -1x + x

Combine like terms: -1x + x = 0
36 + 5x = -20 + 0
36 + 5x = -20

Add '-36' to each side of the equation.
36 + -36 + 5x = -20 + -36

Combine like terms: 36 + -36 = 0
0 + 5x = -20 + -36
5x = -20 + -36

Combine like terms: -20 + -36 = -56
5x = -56

Divide each side by '5'.
x = -11.2

Simplifying
x = -11.2

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