9x/4+21x/4-3=27

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Solution for 9x/4+21x/4-3=27 equation: 



9x/4+21x/4-3=27

We move all terms to the left:

9x/4+21x/4-3-(27)=0

We add all the numbers together, and all the variables

9x/4+21x/4-30=0

We multiply all the terms by the denominator


9x+21x-30*4=0

We add all the numbers together, and all the variables

30x-120=0

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

30x=120

x=120/30

x=4

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