0.4+0.2d=1.9

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Solution for 0.4+0.2d=1.9 equation:


0.4 + 0.2d=1.9

We simplify the equation to the form, which is simple to understand 
0.4 + 0.2d=1.9

We move all terms containing d to the left and all other terms to the right. 
 + 0.2d=+1.9-0.4

We simplify left and right side of the equation. 
 + 0.2d=+1.5

We divide both sides of the equation by 0.2 to get d. 
d=7.5

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