3r+3.7=5r-2.5

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Solution for 3r+3.7=5r-2.5 equation: 


Simplifying
3r + 3.7 = 5r + -2.5

Reorder the terms:
3.7 + 3r = 5r + -2.5

Reorder the terms:
3.7 + 3r = -2.5 + 5r

Solving
3.7 + 3r = -2.5 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
3.7 + 3r + -5r = -2.5 + 5r + -5r

Combine like terms: 3r + -5r = -2r
3.7 + -2r = -2.5 + 5r + -5r

Combine like terms: 5r + -5r = 0
3.7 + -2r = -2.5 + 0
3.7 + -2r = -2.5

Add '-3.7' to each side of the equation.
3.7 + -3.7 + -2r = -2.5 + -3.7

Combine like terms: 3.7 + -3.7 = 0.0
0.0 + -2r = -2.5 + -3.7
-2r = -2.5 + -3.7

Combine like terms: -2.5 + -3.7 = -6.2
-2r = -6.2

Divide each side by '-2'.
r = 3.1

Simplifying
r = 3.1

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