32=r-(-13)

Solution for 32=r-(-13) equation:

Simplifying
32 = r + -1(-13)

Multiply -1 * -13
32 = r + 13

Reorder the terms:
32 = 13 + r

Solving
32 = 13 + 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.
32 + -1r = 13 + r + -1r

Combine like terms: r + -1r = 0
32 + -1r = 13 + 0
32 + -1r = 13

Add '-32' to each side of the equation.
32 + -32 + -1r = 13 + -32

Combine like terms: 32 + -32 = 0
0 + -1r = 13 + -32
-1r = 13 + -32

Combine like terms: 13 + -32 = -19
-1r = -19

Divide each side by '-1'.
r = 19

Simplifying
r = 19