r+8.2+0.4r=

Solution for r+8.2+0.4r= equation:

Simplifying
r + 8.2 + 0.4r = 0

Reorder the terms:
8.2 + r + 0.4r = 0

Combine like terms: r + 0.4r = 1.4r
8.2 + 1.4r = 0

Solving
8.2 + 1.4r = 0

Solving for variable 'r'.

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

Add '-8.2' to each side of the equation.
8.2 + -8.2 + 1.4r = 0 + -8.2

Combine like terms: 8.2 + -8.2 = 0.0
0.0 + 1.4r = 0 + -8.2
1.4r = 0 + -8.2

Combine like terms: 0 + -8.2 = -8.2
1.4r = -8.2

Divide each side by '1.4'.
r = -5.857142857

Simplifying
r = -5.857142857