3r+t=b

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Solution for 3r+t=b equation: 


Simplifying
3r + t = b

Solving
3r + t = b

Solving for variable 'r'.

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

Add '-1t' to each side of the equation.
3r + t + -1t = b + -1t

Combine like terms: t + -1t = 0
3r + 0 = b + -1t
3r = b + -1t

Divide each side by '3'.
r = 0.3333333333b + -0.3333333333t

Simplifying
r = 0.3333333333b + -0.3333333333t

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