3r-t=7

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Solution for 3r-t=7 equation: 


Simplifying
3r + -1t = 7

Solving
3r + -1t = 7

Solving for variable 'r'.

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

Add 't' to each side of the equation.
3r + -1t + t = 7 + t

Combine like terms: -1t + t = 0
3r + 0 = 7 + t
3r = 7 + t

Divide each side by '3'.
r = 2.333333333 + 0.3333333333t

Simplifying
r = 2.333333333 + 0.3333333333t

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