r^2-3r^2-10r^2=

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Solution for r^2-3r^2-10r^2= equation: 


Simplifying
r2 + -3r2 + -10r2 = 0

Combine like terms: r2 + -3r2 = -2r2
-2r2 + -10r2 = 0

Combine like terms: -2r2 + -10r2 = -12r2
-12r2 = 0

Solving
-12r2 = 0

Solving for variable 'r'.

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

Divide each side by '-12'.
r2 = 0

Simplifying
r2 = 0

Take the square root of each side:
r = {0}

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