8r+7-6r=5

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Solution for 8r+7-6r=5 equation: 


Simplifying
8r + 7 + -6r = 5

Reorder the terms:
7 + 8r + -6r = 5

Combine like terms: 8r + -6r = 2r
7 + 2r = 5

Solving
7 + 2r = 5

Solving for variable 'r'.

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

Add '-7' to each side of the equation.
7 + -7 + 2r = 5 + -7

Combine like terms: 7 + -7 = 0
0 + 2r = 5 + -7
2r = 5 + -7

Combine like terms: 5 + -7 = -2
2r = -2

Divide each side by '2'.
r = -1

Simplifying
r = -1

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