10x-5+12=7x+21

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Solution for 10x-5+12=7x+21 equation: 



10x-5+12=7x+21

We move all terms to the left:

10x-5+12-(7x+21)=0

We add all the numbers together, and all the variables

10x-(7x+21)+7=0

We get rid of parentheses

10x-7x-21+7=0

We add all the numbers together, and all the variables

3x-14=0

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

3x=14

x=14/3

x=4+2/3

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