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1.8d+3=2(0.9-1.5)
We simplify the equation to the form, which is simple to understand
1.8d+3=2(0.9-1.5)
Simplifying terms in parentheses
1.8d+3=2*(-0.6)
Reorder the terms in parentheses
1.8d+3=+(-1.2)
Remove unnecessary parentheses
+1.8d+3=-1.2
We move all terms containing d to the left and all other terms to the right.
+1.8d=-1.2-3
We simplify left and right side of the equation.
+1.8d=-4.2
We divide both sides of the equation by 1.8 to get d.
d=-2.33333333333
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