2d+3s=21

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Solution for 2d+3s=21 equation: 


Simplifying
2d + 3s = 21

Solving
2d + 3s = 21

Solving for variable 'd'.

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

Add '-3s' to each side of the equation.
2d + 3s + -3s = 21 + -3s

Combine like terms: 3s + -3s = 0
2d + 0 = 21 + -3s
2d = 21 + -3s

Divide each side by '2'.
d = 10.5 + -1.5s

Simplifying
d = 10.5 + -1.5s

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