r-s+4=0

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Solution for r-s+4=0 equation:


Simplifying
r + -1s + 4 = 0

Reorder the terms:
4 + r + -1s = 0

Solving
4 + r + -1s = 0

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + r + -4 + -1s = 0 + -4

Reorder the terms:
4 + -4 + r + -1s = 0 + -4

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

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

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

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

Simplifying
r = -4 + s

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