7x+9=5x/2-21

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Solution for 7x+9=5x/2-21 equation: 



7x+9=5x/2-21

We move all terms to the left:

7x+9-(5x/2-21)=0

We get rid of parentheses

7x-5x/2+21+9=0

We multiply all the terms by the denominator


7x*2-5x+21*2+9*2=0

We add all the numbers together, and all the variables

-5x+7x*2+60=0

Wy multiply elements

-5x+14x+60=0

We add all the numbers together, and all the variables

9x+60=0

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

9x=-60

x=-60/9

x=-6+2/3

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