9t-15r=-18

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Solution for 9t-15r=-18 equation: 


Simplifying
9t + -15r = -18

Reorder the terms:
-15r + 9t = -18

Solving
-15r + 9t = -18

Solving for variable 'r'.

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

Add '-9t' to each side of the equation.
-15r + 9t + -9t = -18 + -9t

Combine like terms: 9t + -9t = 0
-15r + 0 = -18 + -9t
-15r = -18 + -9t

Divide each side by '-15'.
r = 1.2 + 0.6t

Simplifying
r = 1.2 + 0.6t

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