3.8=r+2.3

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Solution for 3.8=r+2.3 equation:


Simplifying
3.8 = r + 2.3

Reorder the terms:
3.8 = 2.3 + r

Solving
3.8 = 2.3 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
3.8 + -1r = 2.3 + r + -1r

Combine like terms: r + -1r = 0
3.8 + -1r = 2.3 + 0
3.8 + -1r = 2.3

Add '-3.8' to each side of the equation.
3.8 + -3.8 + -1r = 2.3 + -3.8

Combine like terms: 3.8 + -3.8 = 0.0
0.0 + -1r = 2.3 + -3.8
-1r = 2.3 + -3.8

Combine like terms: 2.3 + -3.8 = -1.5
-1r = -1.5

Divide each side by '-1'.
r = 1.5

Simplifying
r = 1.5

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