7(x-3)+9=-12

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Solution for 7(x-3)+9=-12 equation:


Simplifying
7(x + -3) + 9 = -12

Reorder the terms:
7(-3 + x) + 9 = -12
(-3 * 7 + x * 7) + 9 = -12
(-21 + 7x) + 9 = -12

Reorder the terms:
-21 + 9 + 7x = -12

Combine like terms: -21 + 9 = -12
-12 + 7x = -12

Add '12' to each side of the equation.
-12 + 12 + 7x = -12 + 12

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

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

Solving
7x = 0

Solving for variable 'x'.

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

Divide each side by '7'.
x = 0

Simplifying
x = 0

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