4x+9=-10x-80

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Solution for 4x+9=-10x-80 equation:


Simplifying
4x + 9 = -10x + -80

Reorder the terms:
9 + 4x = -10x + -80

Reorder the terms:
9 + 4x = -80 + -10x

Solving
9 + 4x = -80 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
9 + 4x + 10x = -80 + -10x + 10x

Combine like terms: 4x + 10x = 14x
9 + 14x = -80 + -10x + 10x

Combine like terms: -10x + 10x = 0
9 + 14x = -80 + 0
9 + 14x = -80

Add '-9' to each side of the equation.
9 + -9 + 14x = -80 + -9

Combine like terms: 9 + -9 = 0
0 + 14x = -80 + -9
14x = -80 + -9

Combine like terms: -80 + -9 = -89
14x = -89

Divide each side by '14'.
x = -6.357142857

Simplifying
x = -6.357142857

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