-(-2r+4s)=

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Solution for -(-2r+4s)= equation: 


Simplifying
-1(-2r + 4s) = 0
(-2r * -1 + 4s * -1) = 0
(2r + -4s) = 0

Solving
2r + -4s = 0

Solving for variable 'r'.

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

Add '4s' to each side of the equation.
2r + -4s + 4s = 0 + 4s

Combine like terms: -4s + 4s = 0
2r + 0 = 0 + 4s
2r = 0 + 4s
Remove the zero:
2r = 4s

Divide each side by '2'.
r = 2s

Simplifying
r = 2s

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