15r+13s-3r=

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Solution for 15r+13s-3r= equation:


Simplifying
15r + 13s + -3r = 0

Reorder the terms:
15r + -3r + 13s = 0

Combine like terms: 15r + -3r = 12r
12r + 13s = 0

Solving
12r + 13s = 0

Solving for variable 'r'.

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

Add '-13s' to each side of the equation.
12r + 13s + -13s = 0 + -13s

Combine like terms: 13s + -13s = 0
12r + 0 = 0 + -13s
12r = 0 + -13s
Remove the zero:
12r = -13s

Divide each side by '12'.
r = -1.083333333s

Simplifying
r = -1.083333333s

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