-2=4r-s

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Solution for -2=4r-s equation:


Simplifying
-2 = 4r + -1s

Solving
-2 = 4r + -1s

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
-2 + -4r = 4r + -4r + -1s

Combine like terms: 4r + -4r = 0
-2 + -4r = 0 + -1s
-2 + -4r = -1s

Add '2' to each side of the equation.
-2 + 2 + -4r = 2 + -1s

Combine like terms: -2 + 2 = 0
0 + -4r = 2 + -1s
-4r = 2 + -1s

Divide each side by '-4'.
r = -0.5 + 0.25s

Simplifying
r = -0.5 + 0.25s

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