7(9-7(8-r))-9=9(7(9r-8)+6)-82

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Solution for 7(9-7(8-r))-9=9(7(9r-8)+6)-82 equation: 


Simplifying
7(9 + -7(8 + -1r)) + -9 = 9(7(9r + -8) + 6) + -82
7(9 + (8 * -7 + -1r * -7)) + -9 = 9(7(9r + -8) + 6) + -82
7(9 + (-56 + 7r)) + -9 = 9(7(9r + -8) + 6) + -82

Combine like terms: 9 + -56 = -47
7(-47 + 7r) + -9 = 9(7(9r + -8) + 6) + -82
(-47 * 7 + 7r * 7) + -9 = 9(7(9r + -8) + 6) + -82
(-329 + 49r) + -9 = 9(7(9r + -8) + 6) + -82

Reorder the terms:
-329 + -9 + 49r = 9(7(9r + -8) + 6) + -82

Combine like terms: -329 + -9 = -338
-338 + 49r = 9(7(9r + -8) + 6) + -82

Reorder the terms:
-338 + 49r = 9(7(-8 + 9r) + 6) + -82
-338 + 49r = 9((-8 * 7 + 9r * 7) + 6) + -82
-338 + 49r = 9((-56 + 63r) + 6) + -82

Reorder the terms:
-338 + 49r = 9(-56 + 6 + 63r) + -82

Combine like terms: -56 + 6 = -50
-338 + 49r = 9(-50 + 63r) + -82
-338 + 49r = (-50 * 9 + 63r * 9) + -82
-338 + 49r = (-450 + 567r) + -82

Reorder the terms:
-338 + 49r = -450 + -82 + 567r

Combine like terms: -450 + -82 = -532
-338 + 49r = -532 + 567r

Solving
-338 + 49r = -532 + 567r

Solving for variable 'r'.

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

Add '-567r' to each side of the equation.
-338 + 49r + -567r = -532 + 567r + -567r

Combine like terms: 49r + -567r = -518r
-338 + -518r = -532 + 567r + -567r

Combine like terms: 567r + -567r = 0
-338 + -518r = -532 + 0
-338 + -518r = -532

Add '338' to each side of the equation.
-338 + 338 + -518r = -532 + 338

Combine like terms: -338 + 338 = 0
0 + -518r = -532 + 338
-518r = -532 + 338

Combine like terms: -532 + 338 = -194
-518r = -194

Divide each side by '-518'.
r = 0.3745173745

Simplifying
r = 0.3745173745

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