8r+28=9

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Solution for 8r+28=9 equation: 


Simplifying
8r + 28 = 9

Reorder the terms:
28 + 8r = 9

Solving
28 + 8r = 9

Solving for variable 'r'.

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

Add '-28' to each side of the equation.
28 + -28 + 8r = 9 + -28

Combine like terms: 28 + -28 = 0
0 + 8r = 9 + -28
8r = 9 + -28

Combine like terms: 9 + -28 = -19
8r = -19

Divide each side by '8'.
r = -2.375

Simplifying
r = -2.375

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