-3.58-17.2r=19.45-12.5r

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Solution for -3.58-17.2r=19.45-12.5r equation: 


Simplifying
-3.58 + -17.2r = 19.45 + -12.5r

Solving
-3.58 + -17.2r = 19.45 + -12.5r

Solving for variable 'r'.

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

Add '12.5r' to each side of the equation.
-3.58 + -17.2r + 12.5r = 19.45 + -12.5r + 12.5r

Combine like terms: -17.2r + 12.5r = -4.7r
-3.58 + -4.7r = 19.45 + -12.5r + 12.5r

Combine like terms: -12.5r + 12.5r = 0.0
-3.58 + -4.7r = 19.45 + 0.0
-3.58 + -4.7r = 19.45

Add '3.58' to each side of the equation.
-3.58 + 3.58 + -4.7r = 19.45 + 3.58

Combine like terms: -3.58 + 3.58 = 0.00
0.00 + -4.7r = 19.45 + 3.58
-4.7r = 19.45 + 3.58

Combine like terms: 19.45 + 3.58 = 23.03
-4.7r = 23.03

Divide each side by '-4.7'.
r = -4.9

Simplifying
r = -4.9

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