-7r-8=6r+5

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


Simplifying
-7r + -8 = 6r + 5

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

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

Solving
-8 + -7r = 5 + 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
-8 + -7r + -6r = 5 + 6r + -6r

Combine like terms: -7r + -6r = -13r
-8 + -13r = 5 + 6r + -6r

Combine like terms: 6r + -6r = 0
-8 + -13r = 5 + 0
-8 + -13r = 5

Add '8' to each side of the equation.
-8 + 8 + -13r = 5 + 8

Combine like terms: -8 + 8 = 0
0 + -13r = 5 + 8
-13r = 5 + 8

Combine like terms: 5 + 8 = 13
-13r = 13

Divide each side by '-13'.
r = -1

Simplifying
r = -1

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