3/7+d=4/7

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Solution for 3/7+d=4/7 equation: 



3/7+d=4/7

We move all terms to the left:

3/7+d-(4/7)=0

We add all the numbers together, and all the variables

d+3/7-(+4/7)=0

We get rid of parentheses

d+3/7-4/7=0

We multiply all the terms by the denominator


d*7+3-4=0

We add all the numbers together, and all the variables

d*7-1=0

Wy multiply elements

7d-1=0

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

7d=1

d=1/7

d=1/7

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