9r+1=8r-5

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Solution for 9r+1=8r-5 equation:


Simplifying
9r + 1 = 8r + -5

Reorder the terms:
1 + 9r = 8r + -5

Reorder the terms:
1 + 9r = -5 + 8r

Solving
1 + 9r = -5 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
1 + 9r + -8r = -5 + 8r + -8r

Combine like terms: 9r + -8r = 1r
1 + 1r = -5 + 8r + -8r

Combine like terms: 8r + -8r = 0
1 + 1r = -5 + 0
1 + 1r = -5

Add '-1' to each side of the equation.
1 + -1 + 1r = -5 + -1

Combine like terms: 1 + -1 = 0
0 + 1r = -5 + -1
1r = -5 + -1

Combine like terms: -5 + -1 = -6
1r = -6

Divide each side by '1'.
r = -6

Simplifying
r = -6

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