10x-9=-129

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Solution for 10x-9=-129 equation:



10x-9=-129
We move all terms to the left:
10x-9-(-129)=0
We add all the numbers together, and all the variables
10x+120=0
We move all terms containing x to the left, all other terms to the right
10x=-120
x=-120/10
x=-12

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