7d-4d=18

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Solution for 7d-4d=18 equation:


7d-4d=18

We simplify the equation to the form, which is simple to understand 
7d-4d=18

We move all terms containing d to the left and all other terms to the right. 
+7d-4d=+18

We simplify left and right side of the equation. 
+3d=+18

We divide both sides of the equation by 3 to get d. 
d=6

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