4r+3s=12

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Solution for 4r+3s=12 equation: 


Simplifying
4r + 3s = 12

Solving
4r + 3s = 12

Solving for variable 'r'.

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

Add '-3s' to each side of the equation.
4r + 3s + -3s = 12 + -3s

Combine like terms: 3s + -3s = 0
4r + 0 = 12 + -3s
4r = 12 + -3s

Divide each side by '4'.
r = 3 + -0.75s

Simplifying
r = 3 + -0.75s

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