8x-21=6x+45

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Solution for 8x-21=6x+45 equation: 



8x-21=6x+45

We move all terms to the left:

8x-21-(6x+45)=0

We get rid of parentheses

8x-6x-45-21=0

We add all the numbers together, and all the variables

2x-66=0

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

2x=66

x=66/2

x=33

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