-2.25=r-.8

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Solution for -2.25=r-.8 equation:


Simplifying
-2.25 = r + -0.8

Reorder the terms:
-2.25 = -0.8 + r

Solving
-2.25 = -0.8 + 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.
-2.25 + -1r = -0.8 + r + -1r

Combine like terms: r + -1r = 0
-2.25 + -1r = -0.8 + 0
-2.25 + -1r = -0.8

Add '2.25' to each side of the equation.
-2.25 + 2.25 + -1r = -0.8 + 2.25

Combine like terms: -2.25 + 2.25 = 0.00
0.00 + -1r = -0.8 + 2.25
-1r = -0.8 + 2.25

Combine like terms: -0.8 + 2.25 = 1.45
-1r = 1.45

Divide each side by '-1'.
r = -1.45

Simplifying
r = -1.45

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