r(a^2-4a+6)-(2a^2-a-7)=

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Solution for r(a^2-4a+6)-(2a^2-a-7)= equation: 


Simplifying
r(a2 + -4a + 6) + -1(2a2 + -1a + -7) = 0

Reorder the terms:
r(6 + -4a + a2) + -1(2a2 + -1a + -7) = 0
(6 * r + -4a * r + a2 * r) + -1(2a2 + -1a + -7) = 0

Reorder the terms:
(-4ar + a2r + 6r) + -1(2a2 + -1a + -7) = 0
(-4ar + a2r + 6r) + -1(2a2 + -1a + -7) = 0

Reorder the terms:
-4ar + a2r + 6r + -1(-7 + -1a + 2a2) = 0
-4ar + a2r + 6r + (-7 * -1 + -1a * -1 + 2a2 * -1) = 0
-4ar + a2r + 6r + (7 + 1a + -2a2) = 0

Reorder the terms:
7 + 1a + -4ar + -2a2 + a2r + 6r = 0

Solving
7 + 1a + -4ar + -2a2 + a2r + 6r = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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