-2r=5-7r

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Solution for -2r=5-7r equation: 


Simplifying
-2r = 5 + -7r

Solving
-2r = 5 + -7r

Solving for variable 'r'.

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

Add '7r' to each side of the equation.
-2r + 7r = 5 + -7r + 7r

Combine like terms: -2r + 7r = 5r
5r = 5 + -7r + 7r

Combine like terms: -7r + 7r = 0
5r = 5 + 0
5r = 5

Divide each side by '5'.
r = 1

Simplifying
r = 1

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