.4(12-d)=18

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Solution for .4(12-d)=18 equation:



.4(12-d)=18
We move all terms to the left:
.4(12-d)-(18)=0
We add all the numbers together, and all the variables
.4(-1d+12)-18=0
We multiply parentheses
-0.4d+4.8-18=0
We add all the numbers together, and all the variables
-0.4d-13.2=0
We move all terms containing d to the left, all other terms to the right
-0.4d=13.2
d=13.2/-0.4
d=-32+0.4/0.4

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