(7r^5+10r^2-2)-(9r^5-8r^2+10)=

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Solution for (7r^5+10r^2-2)-(9r^5-8r^2+10)= equation:


Simplifying
(7r5 + 10r2 + -2) + -1(9r5 + -8r2 + 10) = 0

Reorder the terms:
(-2 + 10r2 + 7r5) + -1(9r5 + -8r2 + 10) = 0

Remove parenthesis around (-2 + 10r2 + 7r5)
-2 + 10r2 + 7r5 + -1(9r5 + -8r2 + 10) = 0

Reorder the terms:
-2 + 10r2 + 7r5 + -1(10 + -8r2 + 9r5) = 0
-2 + 10r2 + 7r5 + (10 * -1 + -8r2 * -1 + 9r5 * -1) = 0
-2 + 10r2 + 7r5 + (-10 + 8r2 + -9r5) = 0

Reorder the terms:
-2 + -10 + 10r2 + 8r2 + 7r5 + -9r5 = 0

Combine like terms: -2 + -10 = -12
-12 + 10r2 + 8r2 + 7r5 + -9r5 = 0

Combine like terms: 10r2 + 8r2 = 18r2
-12 + 18r2 + 7r5 + -9r5 = 0

Combine like terms: 7r5 + -9r5 = -2r5
-12 + 18r2 + -2r5 = 0

Solving
-12 + 18r2 + -2r5 = 0

Solving for variable 'r'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-6 + 9r2 + -1r5) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-6 + 9r2 + -1r5)' equal to zero and attempt to solve: Simplifying -6 + 9r2 + -1r5 = 0 Solving -6 + 9r2 + -1r5 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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