12r+5+7s-3+12s-3=

Solution for 12r+5+7s-3+12s-3= equation:

Simplifying
12r + 5 + 7s + -3 + 12s + -3 = 0

Reorder the terms:
5 + -3 + -3 + 12r + 7s + 12s = 0

Combine like terms: 5 + -3 = 2
2 + -3 + 12r + 7s + 12s = 0

Combine like terms: 2 + -3 = -1
-1 + 12r + 7s + 12s = 0

Combine like terms: 7s + 12s = 19s
-1 + 12r + 19s = 0

Solving
-1 + 12r + 19s = 0

Solving for variable 'r'.

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

Add '1' to each side of the equation.
-1 + 12r + 1 + 19s = 0 + 1

Reorder the terms:
-1 + 1 + 12r + 19s = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 12r + 19s = 0 + 1
12r + 19s = 0 + 1

Combine like terms: 0 + 1 = 1
12r + 19s = 1

Add '-19s' to each side of the equation.
12r + 19s + -19s = 1 + -19s

Combine like terms: 19s + -19s = 0
12r + 0 = 1 + -19s
12r = 1 + -19s

Divide each side by '12'.
r = 0.08333333333 + -1.583333333s

Simplifying
r = 0.08333333333 + -1.583333333s