7x-9=4x-18x=

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Solution for 7x-9=4x-18x= equation: 



7x-9=4x-18x=

We move all terms to the left:

7x-9-(4x-18x)=0

We add all the numbers together, and all the variables

7x-(-14x)-9=0

We get rid of parentheses

7x+14x-9=0

We add all the numbers together, and all the variables

21x-9=0

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

21x=9

x=9/21

x=3/7

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