10rs-7rt-8r+9=25+4

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Solution for 10rs-7rt-8r+9=25+4 equation:


Simplifying
10rs + -7rt + -8r + 9 = 25 + 4

Reorder the terms:
9 + -8r + 10rs + -7rt = 25 + 4

Combine like terms: 25 + 4 = 29
9 + -8r + 10rs + -7rt = 29

Solving
9 + -8r + 10rs + -7rt = 29

Solving for variable 'r'.

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

Add '-9' to each side of the equation.
9 + -8r + 10rs + -9 + -7rt = 29 + -9

Reorder the terms:
9 + -9 + -8r + 10rs + -7rt = 29 + -9

Combine like terms: 9 + -9 = 0
0 + -8r + 10rs + -7rt = 29 + -9
-8r + 10rs + -7rt = 29 + -9

Combine like terms: 29 + -9 = 20
-8r + 10rs + -7rt = 20

Reorder the terms:
-20 + -8r + 10rs + -7rt = 20 + -20

Combine like terms: 20 + -20 = 0
-20 + -8r + 10rs + -7rt = 0

The solution to this equation could not be determined.

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