7x-3=-21-4x+9

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Solution for 7x-3=-21-4x+9 equation: 



7x-3=-21-4x+9

We move all terms to the left:

7x-3-(-21-4x+9)=0

We add all the numbers together, and all the variables

7x-(-4x-12)-3=0

We get rid of parentheses

7x+4x+12-3=0

We add all the numbers together, and all the variables

11x+9=0

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

11x=-9

x=-9/11

x=-9/11

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