4/7s+9=7

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Solution for 4/7s+9=7 equation: 



4/7s+9=7

We move all terms to the left:

4/7s+9-(7)=0



Domain of the equation: 7s!=0

s!=0/7

s!=0

s∈R



We add all the numbers together, and all the variables

4/7s+2=0

We multiply all the terms by the denominator


2*7s+4=0

Wy multiply elements

14s+4=0

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

14s=-4

s=-4/14

s=-2/7

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