12x+9x-5=7x-19

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Solution for 12x+9x-5=7x-19 equation: 



12x+9x-5=7x-19

We move all terms to the left:

12x+9x-5-(7x-19)=0

We add all the numbers together, and all the variables

21x-(7x-19)-5=0

We get rid of parentheses

21x-7x+19-5=0

We add all the numbers together, and all the variables

14x+14=0

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

14x=-14

x=-14/14

x=-1

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