4x+9=-121-9x

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Solution for 4x+9=-121-9x equation:


Simplifying
4x + 9 = -121 + -9x

Reorder the terms:
9 + 4x = -121 + -9x

Solving
9 + 4x = -121 + -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.
9 + 4x + 9x = -121 + -9x + 9x

Combine like terms: 4x + 9x = 13x
9 + 13x = -121 + -9x + 9x

Combine like terms: -9x + 9x = 0
9 + 13x = -121 + 0
9 + 13x = -121

Add '-9' to each side of the equation.
9 + -9 + 13x = -121 + -9

Combine like terms: 9 + -9 = 0
0 + 13x = -121 + -9
13x = -121 + -9

Combine like terms: -121 + -9 = -130
13x = -130

Divide each side by '13'.
x = -10

Simplifying
x = -10

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