r+1.9=-9.1

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Solution for r+1.9=-9.1 equation: 


Simplifying
r + 1.9 = -9.1

Reorder the terms:
1.9 + r = -9.1

Solving
1.9 + r = -9.1

Solving for variable 'r'.

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

Add '-1.9' to each side of the equation.
1.9 + -1.9 + r = -9.1 + -1.9

Combine like terms: 1.9 + -1.9 = 0.0
0.0 + r = -9.1 + -1.9
r = -9.1 + -1.9

Combine like terms: -9.1 + -1.9 = -11
r = -11

Simplifying
r = -11

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