31=d+16

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Solution for 31=d+16 equation:



31=d+16
We move all terms to the left:
31-(d+16)=0
We get rid of parentheses
-d-16+31=0
We add all the numbers together, and all the variables
-1d+15=0
We move all terms containing d to the left, all other terms to the right
-d=-15
d=-15/-1
d=+15

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