3d+d-7=15/4

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Solution for 3d+d-7=15/4 equation: 



3d+d-7=15/4

We move all terms to the left:

3d+d-7-(15/4)=0

We add all the numbers together, and all the variables

3d+d-7-(+15/4)=0

We add all the numbers together, and all the variables

4d-7-(+15/4)=0

We get rid of parentheses

4d-7-15/4=0

We multiply all the terms by the denominator


4d*4-15-7*4=0

We add all the numbers together, and all the variables

4d*4-43=0

Wy multiply elements

16d-43=0

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

16d=43

d=43/16

d=2+11/16

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