(t-7)(2r^2+3t-9)=0

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Solution for (t-7)(2r^2+3t-9)=0 equation:


Simplifying
(t + -7)(2r2 + 3t + -9) = 0

Reorder the terms:
(-7 + t)(2r2 + 3t + -9) = 0

Reorder the terms:
(-7 + t)(-9 + 2r2 + 3t) = 0

Multiply (-7 + t) * (-9 + 2r2 + 3t)
(-7(-9 + 2r2 + 3t) + t(-9 + 2r2 + 3t)) = 0
((-9 * -7 + 2r2 * -7 + 3t * -7) + t(-9 + 2r2 + 3t)) = 0
((63 + -14r2 + -21t) + t(-9 + 2r2 + 3t)) = 0
(63 + -14r2 + -21t + (-9 * t + 2r2 * t + 3t * t)) = 0

Reorder the terms:
(63 + -14r2 + -21t + (2r2t + -9t + 3t2)) = 0
(63 + -14r2 + -21t + (2r2t + -9t + 3t2)) = 0

Reorder the terms:
(63 + -14r2 + 2r2t + -21t + -9t + 3t2) = 0

Combine like terms: -21t + -9t = -30t
(63 + -14r2 + 2r2t + -30t + 3t2) = 0

Solving
63 + -14r2 + 2r2t + -30t + 3t2 = 0

Solving for variable 'r'.

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

Add '-63' to each side of the equation.
63 + -14r2 + 2r2t + -30t + -63 + 3t2 = 0 + -63

Reorder the terms:
63 + -63 + -14r2 + 2r2t + -30t + 3t2 = 0 + -63

Combine like terms: 63 + -63 = 0
0 + -14r2 + 2r2t + -30t + 3t2 = 0 + -63
-14r2 + 2r2t + -30t + 3t2 = 0 + -63

Combine like terms: 0 + -63 = -63
-14r2 + 2r2t + -30t + 3t2 = -63

Add '30t' to each side of the equation.
-14r2 + 2r2t + -30t + 30t + 3t2 = -63 + 30t

Combine like terms: -30t + 30t = 0
-14r2 + 2r2t + 0 + 3t2 = -63 + 30t
-14r2 + 2r2t + 3t2 = -63 + 30t

Add '-3t2' to each side of the equation.
-14r2 + 2r2t + 3t2 + -3t2 = -63 + 30t + -3t2

Combine like terms: 3t2 + -3t2 = 0
-14r2 + 2r2t + 0 = -63 + 30t + -3t2
-14r2 + 2r2t = -63 + 30t + -3t2

Reorder the terms:
63 + -14r2 + 2r2t + -30t + 3t2 = -63 + 30t + -3t2 + 63 + -30t + 3t2

Reorder the terms:
63 + -14r2 + 2r2t + -30t + 3t2 = -63 + 63 + 30t + -30t + -3t2 + 3t2

Combine like terms: -63 + 63 = 0
63 + -14r2 + 2r2t + -30t + 3t2 = 0 + 30t + -30t + -3t2 + 3t2
63 + -14r2 + 2r2t + -30t + 3t2 = 30t + -30t + -3t2 + 3t2

Combine like terms: 30t + -30t = 0
63 + -14r2 + 2r2t + -30t + 3t2 = 0 + -3t2 + 3t2
63 + -14r2 + 2r2t + -30t + 3t2 = -3t2 + 3t2

Combine like terms: -3t2 + 3t2 = 0
63 + -14r2 + 2r2t + -30t + 3t2 = 0

The solution to this equation could not be determined.

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