3t+2d=r

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Solution for 3t+2d=r equation: 


Simplifying
3t + 2d = r

Reorder the terms:
2d + 3t = r

Solving
2d + 3t = r

Solving for variable 'd'.

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

Add '-3t' to each side of the equation.
2d + 3t + -3t = r + -3t

Combine like terms: 3t + -3t = 0
2d + 0 = r + -3t
2d = r + -3t

Divide each side by '2'.
d = 0.5r + -1.5t

Simplifying
d = 0.5r + -1.5t

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