-6=r-1+2

Solution for -6=r-1+2 equation:

Simplifying
-6 = r + -1 + 2

Reorder the terms:
-6 = -1 + 2 + r

Combine like terms: -1 + 2 = 1
-6 = 1 + r

Solving
-6 = 1 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-6 + -1r = 1 + r + -1r

Combine like terms: r + -1r = 0
-6 + -1r = 1 + 0
-6 + -1r = 1

Add '6' to each side of the equation.
-6 + 6 + -1r = 1 + 6

Combine like terms: -6 + 6 = 0
0 + -1r = 1 + 6
-1r = 1 + 6

Combine like terms: 1 + 6 = 7
-1r = 7

Divide each side by '-1'.
r = -7

Simplifying
r = -7