90-2Qd=-5+3Qs

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Solution for 90-2Qd=-5+3Qs equation:


Simplifying
90 + -2Qd = -5 + 3Qs

Solving
90 + -2dQ = -5 + 3sQ

Solving for variable 'd'.

Move all terms containing d to the left, all other terms to the right.

Add '-90' to each side of the equation.
90 + -90 + -2dQ = -5 + -90 + 3sQ

Combine like terms: 90 + -90 = 0
0 + -2dQ = -5 + -90 + 3sQ
-2dQ = -5 + -90 + 3sQ

Combine like terms: -5 + -90 = -95
-2dQ = -95 + 3sQ

Divide each side by '-2Q'.
d = 47.5Q-1 + -1.5s

Simplifying
d = 47.5Q-1 + -1.5s

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