3r=r-10

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Solution for 3r=r-10 equation: 


Simplifying
3r = r + -10

Reorder the terms:
3r = -10 + r

Solving
3r = -10 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
3r + -1r = -10 + r + -1r

Combine like terms: 3r + -1r = 2r
2r = -10 + r + -1r

Combine like terms: r + -1r = 0
2r = -10 + 0
2r = -10

Divide each side by '2'.
r = -5

Simplifying
r = -5

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