-4rs^4(3s^3+8r^2-7)=

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Solution for -4rs^4(3s^3+8r^2-7)= equation: 


Simplifying
-4rs4(3s3 + 8r2 + -7) = 0

Reorder the terms:
-4rs4(-7 + 8r2 + 3s3) = 0
(-7 * -4rs4 + 8r2 * -4rs4 + 3s3 * -4rs4) = 0

Reorder the terms:
(28rs4 + -12rs7 + -32r3s4) = 0
(28rs4 + -12rs7 + -32r3s4) = 0

Solving
28rs4 + -12rs7 + -32r3s4 = 0

Solving for variable 'r'.

Factor out the Greatest Common Factor (GCF), '4rs4'.
4rs4(7 + -3s3 + -8r2) = 0

Ignore the factor 4.

Subproblem 1
Set the factor 'rs4' equal to zero and attempt to solve:

Simplifying
rs4 = 0

Solving
rs4 = 0

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

Simplifying
rs4 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

Subproblem 2
Set the factor '(7 + -3s3 + -8r2)' equal to zero and attempt to solve:

Simplifying
7 + -3s3 + -8r2 = 0

Reorder the terms:
7 + -8r2 + -3s3 = 0

Solving
7 + -8r2 + -3s3 = 0

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

Add '-7' to each side of the equation.
7 + -8r2 + -7 + -3s3 = 0 + -7

Reorder the terms:
7 + -7 + -8r2 + -3s3 = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -8r2 + -3s3 = 0 + -7
-8r2 + -3s3 = 0 + -7

Combine like terms: 0 + -7 = -7
-8r2 + -3s3 = -7

Add '3s3' to each side of the equation.
-8r2 + -3s3 + 3s3 = -7 + 3s3

Combine like terms: -3s3 + 3s3 = 0
-8r2 + 0 = -7 + 3s3
-8r2 = -7 + 3s3

Divide each side by '-8'.
r2 = 0.875 + -0.375s3

Simplifying
r2 = 0.875 + -0.375s3

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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