r^2-9r=-9r-10

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Solution for r^2-9r=-9r-10 equation:


Simplifying
r2 + -9r = -9r + -10

Reorder the terms:
-9r + r2 = -9r + -10

Reorder the terms:
-9r + r2 = -10 + -9r

Add '9r' to each side of the equation.
-9r + 9r + r2 = -10 + -9r + 9r

Combine like terms: -9r + 9r = 0
0 + r2 = -10 + -9r + 9r
r2 = -10 + -9r + 9r

Combine like terms: -9r + 9r = 0
r2 = -10 + 0
r2 = -10

Solving
r2 = -10

Solving for variable 'r'.

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

Simplifying
r2 = -10

Reorder the terms:
10 + r2 = -10 + 10

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

The solution to this equation could not be determined.

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