(-3)2x-3=-243

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Solution for (-3)2x-3=-243 equation: 



(-3)2x-3=-243

We move all terms to the left:

(-3)2x-3-(-243)=0

We add all the numbers together, and all the variables

(-3)2x+240=0

We multiply parentheses

-6x+240=0

We move all terms containing x to the left, all other terms to the right

-6x=-240

x=-240/-6

x=+40

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