7x+21=43+5x+2

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Solution for 7x+21=43+5x+2 equation: 



7x+21=43+5x+2

We move all terms to the left:

7x+21-(43+5x+2)=0

We add all the numbers together, and all the variables

7x-(5x+45)+21=0

We get rid of parentheses

7x-5x-45+21=0

We add all the numbers together, and all the variables

2x-24=0

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

2x=24

x=24/2

x=12

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