1.8r+9=-5.7r

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


Simplifying
1.8r + 9 = -5.7r
Reorder the terms:
9 + 1.8r = -5.7r
Solving
9 + 1.8r = -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 = -5.7r + 5.7r
Combine like terms: 1.8r + 5.7r = 7.5r
9 + 7.5r = -5.7r + 5.7r
Combine like terms: -5.7r + 5.7r = 0.0
9 + 7.5r = 0.0
Add '-9' to each side of the equation.
9 + -9 + 7.5r = 0.0 + -9
Combine like terms: 9 + -9 = 0
0 + 7.5r = 0.0 + -9
7.5r = 0.0 + -9
Combine like terms: 0.0 + -9 = -9
7.5r = -9
Divide each side by '7.5'.
r = -1.2
Simplifying
r = -1.2

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