3x+9=19+x

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Solution for 3x+9=19+x equation: 



3x+9=19+x

We move all terms to the left:

3x+9-(19+x)=0

We add all the numbers together, and all the variables

3x-(x+19)+9=0

We get rid of parentheses

3x-x-19+9=0

We add all the numbers together, and all the variables

2x-10=0

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

2x=10

x=10/2

x=5

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