4x+5x=-7

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Solution for 4x+5x=-7 equation: 


Simplifying
4x + 5x = -7

Combine like terms: 4x + 5x = 9x
9x = -7

Solving
9x = -7

Solving for variable 'x'.

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

Divide each side by '9'.
x = -0.7777777778

Simplifying
x = -0.7777777778

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