-4(x+9)=-9x-31

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Solution for -4(x+9)=-9x-31 equation:


Simplifying
-4(x + 9) = -9x + -31

Reorder the terms:
-4(9 + x) = -9x + -31
(9 * -4 + x * -4) = -9x + -31
(-36 + -4x) = -9x + -31

Reorder the terms:
-36 + -4x = -31 + -9x

Solving
-36 + -4x = -31 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
-36 + -4x + 9x = -31 + -9x + 9x

Combine like terms: -4x + 9x = 5x
-36 + 5x = -31 + -9x + 9x

Combine like terms: -9x + 9x = 0
-36 + 5x = -31 + 0
-36 + 5x = -31

Add '36' to each side of the equation.
-36 + 36 + 5x = -31 + 36

Combine like terms: -36 + 36 = 0
0 + 5x = -31 + 36
5x = -31 + 36

Combine like terms: -31 + 36 = 5
5x = 5

Divide each side by '5'.
x = 1

Simplifying
x = 1

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