1.8r+9=

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Solution for 1.8r+9= equation: 


Simplifying
1.8r + 9 = 0

Reorder the terms:
9 + 1.8r = 0

Solving
9 + 1.8r = 0

Solving for variable 'r'.

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

Add '-9' to each side of the equation.
9 + -9 + 1.8r = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 1.8r = 0 + -9
1.8r = 0 + -9

Combine like terms: 0 + -9 = -9
1.8r = -9

Divide each side by '1.8'.
r = -5

Simplifying
r = -5

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