-9=-5(x+3)-7x

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Solution for -9=-5(x+3)-7x equation:


Simplifying
-9 = -5(x + 3) + -7x

Reorder the terms:
-9 = -5(3 + x) + -7x
-9 = (3 * -5 + x * -5) + -7x
-9 = (-15 + -5x) + -7x

Combine like terms: -5x + -7x = -12x
-9 = -15 + -12x

Solving
-9 = -15 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
-9 + 12x = -15 + -12x + 12x

Combine like terms: -12x + 12x = 0
-9 + 12x = -15 + 0
-9 + 12x = -15

Add '9' to each side of the equation.
-9 + 9 + 12x = -15 + 9

Combine like terms: -9 + 9 = 0
0 + 12x = -15 + 9
12x = -15 + 9

Combine like terms: -15 + 9 = -6
12x = -6

Divide each side by '12'.
x = -0.5

Simplifying
x = -0.5

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