9+2r-1=9r+16-6r

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Solution for 9+2r-1=9r+16-6r equation:


Simplifying
9 + 2r + -1 = 9r + 16 + -6r

Reorder the terms:
9 + -1 + 2r = 9r + 16 + -6r

Combine like terms: 9 + -1 = 8
8 + 2r = 9r + 16 + -6r

Reorder the terms:
8 + 2r = 16 + 9r + -6r

Combine like terms: 9r + -6r = 3r
8 + 2r = 16 + 3r

Solving
8 + 2r = 16 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
8 + 2r + -3r = 16 + 3r + -3r

Combine like terms: 2r + -3r = -1r
8 + -1r = 16 + 3r + -3r

Combine like terms: 3r + -3r = 0
8 + -1r = 16 + 0
8 + -1r = 16

Add '-8' to each side of the equation.
8 + -8 + -1r = 16 + -8

Combine like terms: 8 + -8 = 0
0 + -1r = 16 + -8
-1r = 16 + -8

Combine like terms: 16 + -8 = 8
-1r = 8

Divide each side by '-1'.
r = -8

Simplifying
r = -8

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