2r+3.1=1.7

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Solution for 2r+3.1=1.7 equation: 


Simplifying
2r + 3.1 = 1.7

Reorder the terms:
3.1 + 2r = 1.7

Solving
3.1 + 2r = 1.7

Solving for variable 'r'.

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

Add '-3.1' to each side of the equation.
3.1 + -3.1 + 2r = 1.7 + -3.1

Combine like terms: 3.1 + -3.1 = 0.0
0.0 + 2r = 1.7 + -3.1
2r = 1.7 + -3.1

Combine like terms: 1.7 + -3.1 = -1.4
2r = -1.4

Divide each side by '2'.
r = -0.7

Simplifying
r = -0.7

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