5x+9=-75-7x

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Solution for 5x+9=-75-7x equation:


Simplifying
5x + 9 = -75 + -7x

Reorder the terms:
9 + 5x = -75 + -7x

Solving
9 + 5x = -75 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
9 + 5x + 7x = -75 + -7x + 7x

Combine like terms: 5x + 7x = 12x
9 + 12x = -75 + -7x + 7x

Combine like terms: -7x + 7x = 0
9 + 12x = -75 + 0
9 + 12x = -75

Add '-9' to each side of the equation.
9 + -9 + 12x = -75 + -9

Combine like terms: 9 + -9 = 0
0 + 12x = -75 + -9
12x = -75 + -9

Combine like terms: -75 + -9 = -84
12x = -84

Divide each side by '12'.
x = -7

Simplifying
x = -7

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