4/40y+10/40y=21

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Solution for 4/40y+10/40y=21 equation: 



4/40y+10/40y=21

We move all terms to the left:

4/40y+10/40y-(21)=0



Domain of the equation: 40y!=0

y!=0/40

y!=0

y∈R



We multiply all the terms by the denominator


-21*40y+4+10=0

We add all the numbers together, and all the variables

-21*40y+14=0

Wy multiply elements

-840y+14=0

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

-840y=-14

y=-14/-840

y=1/60

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