5x+4x=16-7x

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Solution for 5x+4x=16-7x equation: 



5x+4x=16-7x

We move all terms to the left:

5x+4x-(16-7x)=0

We add all the numbers together, and all the variables

5x+4x-(-7x+16)=0

We add all the numbers together, and all the variables

9x-(-7x+16)=0

We get rid of parentheses

9x+7x-16=0

We add all the numbers together, and all the variables

16x-16=0

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

16x=16

x=16/16

x=1

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