(4x)/5+9=21

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Solution for (4x)/5+9=21 equation: 



(4x)/5+9=21

We move all terms to the left:

(4x)/5+9-(21)=0

We add all the numbers together, and all the variables

4x/5-12=0

We multiply all the terms by the denominator


4x-12*5=0

We add all the numbers together, and all the variables

4x-60=0

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

4x=60

x=60/4

x=15

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