7.85=2(3.14)d

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Solution for 7.85=2(3.14)d equation:



7.85=2(3.14)d
We move all terms to the left:
7.85-(2(3.14)d)=0
We calculate terms in parentheses: -(2(3.14)d), so:
2(3.14)d
We multiply parentheses
6.28d
Back to the equation:
-(6.28d)
We add all the numbers together, and all the variables
-(+6.28d)+7.85=0
We get rid of parentheses
-6.28d+7.85=0
We move all terms containing d to the left, all other terms to the right
-6.28d=-7.85
d=-7.85/-6.28
d=1+1/4

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