8r+1=9

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Solution for 8r+1=9 equation: 


Simplifying
8r + 1 = 9

Reorder the terms:
1 + 8r = 9

Solving
1 + 8r = 9

Solving for variable 'r'.

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

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

Combine like terms: 1 + -1 = 0
0 + 8r = 9 + -1
8r = 9 + -1

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

Divide each side by '8'.
r = 1

Simplifying
r = 1

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