x+9=15,x=3

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Solution for x+9=15,x=3 equation: 



x+9=15.x=3

We move all terms to the left:

x+9-(15.x)=0

We add all the numbers together, and all the variables

x-(+15.x)+9=0

We get rid of parentheses

x-15.x+9=0

We add all the numbers together, and all the variables

-14x+9=0

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

-14x=-9

x=-9/-14

x=9/14

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