9x+3=4(-x-9)

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Solution for 9x+3=4(-x-9) equation:


Simplifying
9x + 3 = 4(-1x + -9)

Reorder the terms:
3 + 9x = 4(-1x + -9)

Reorder the terms:
3 + 9x = 4(-9 + -1x)
3 + 9x = (-9 * 4 + -1x * 4)
3 + 9x = (-36 + -4x)

Solving
3 + 9x = -36 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
3 + 9x + 4x = -36 + -4x + 4x

Combine like terms: 9x + 4x = 13x
3 + 13x = -36 + -4x + 4x

Combine like terms: -4x + 4x = 0
3 + 13x = -36 + 0
3 + 13x = -36

Add '-3' to each side of the equation.
3 + -3 + 13x = -36 + -3

Combine like terms: 3 + -3 = 0
0 + 13x = -36 + -3
13x = -36 + -3

Combine like terms: -36 + -3 = -39
13x = -39

Divide each side by '13'.
x = -3

Simplifying
x = -3

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