7x-3=4x-45

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Solution for 7x-3=4x-45 equation: 



7x-3=4x-45

We move all terms to the left:

7x-3-(4x-45)=0

We get rid of parentheses

7x-4x+45-3=0

We add all the numbers together, and all the variables

3x+42=0

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

3x=-42

x=-42/3

x=-14

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