3D+4=2d+3-0.5

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Solution for 3D+4=2d+3-0.5 equation: 



3+4=2D+3-0.5

We move all terms to the left:

3+4-(2D+3-0.5)=0

We add all the numbers together, and all the variables

-(2D+2.5)+3+4=0

We add all the numbers together, and all the variables

-(2D+2.5)+7=0

We get rid of parentheses

-2D-2.5+7=0

We add all the numbers together, and all the variables

-2D+4.5=0

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

-2D=-4.5

D=-4.5/-2

D=2+0.5/2

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