15.2=4r

Solution for 15.2=4r equation:

Simplifying
15.2 = 4r

Solving
15.2 = 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
15.2 + -4r = 4r + -4r

Combine like terms: 4r + -4r = 0
15.2 + -4r = 0

Add '-15.2' to each side of the equation.
15.2 + -15.2 + -4r = 0 + -15.2

Combine like terms: 15.2 + -15.2 = 0.0
0.0 + -4r = 0 + -15.2
-4r = 0 + -15.2

Combine like terms: 0 + -15.2 = -15.2
-4r = -15.2

Divide each side by '-4'.
r = 3.8

Simplifying
r = 3.8