1.8r+9=-5.7r-5

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Solution for 1.8r+9=-5.7r-5 equation: 


Simplifying
1.8r + 9 = -5.7r + -5

Reorder the terms:
9 + 1.8r = -5.7r + -5

Reorder the terms:
9 + 1.8r = -5 + -5.7r

Solving
9 + 1.8r = -5 + -5.7r

Solving for variable 'r'.

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

Add '5.7r' to each side of the equation.
9 + 1.8r + 5.7r = -5 + -5.7r + 5.7r

Combine like terms: 1.8r + 5.7r = 7.5r
9 + 7.5r = -5 + -5.7r + 5.7r

Combine like terms: -5.7r + 5.7r = 0.0
9 + 7.5r = -5 + 0.0
9 + 7.5r = -5

Add '-9' to each side of the equation.
9 + -9 + 7.5r = -5 + -9

Combine like terms: 9 + -9 = 0
0 + 7.5r = -5 + -9
7.5r = -5 + -9

Combine like terms: -5 + -9 = -14
7.5r = -14

Divide each side by '7.5'.
r = -1.866666667

Simplifying
r = -1.866666667

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