7r=-5r

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Solution for 7r=-5r equation:


Simplifying
7r = -5r

Solving
7r = -5r

Solving for variable 'r'.

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

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

Combine like terms: 7r + 5r = 12r
12r = -5r + 5r

Combine like terms: -5r + 5r = 0
12r = 0

Divide each side by '12'.
r = 0

Simplifying
r = 0

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