x*7/5=420

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Solution for x*7/5=420 equation: 



x*7/5=420

We move all terms to the left:

x*7/5-(420)=0

We multiply all the terms by the denominator


x*7-420*5=0

We add all the numbers together, and all the variables

x*7-2100=0

Wy multiply elements

7x-2100=0

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

7x=2100

x=2100/7

x=300

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