-3+9=4r+5

Solution for -3+9=4r+5 equation:

Simplifying
-3 + 9 = 4r + 5

Combine like terms: -3 + 9 = 6
6 = 4r + 5

Reorder the terms:
6 = 5 + 4r

Solving
6 = 5 + 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.
6 + -4r = 5 + 4r + -4r

Combine like terms: 4r + -4r = 0
6 + -4r = 5 + 0
6 + -4r = 5

Add '-6' to each side of the equation.
6 + -6 + -4r = 5 + -6

Combine like terms: 6 + -6 = 0
0 + -4r = 5 + -6
-4r = 5 + -6

Combine like terms: 5 + -6 = -1
-4r = -1

Divide each side by '-4'.
r = 0.25

Simplifying
r = 0.25