76-19=r

Solution for 76-19=r equation:

Simplifying
76 + -19 = r

Combine like terms: 76 + -19 = 57
57 = r

Solving
57 = 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.
57 + -1r = r + -1r

Combine like terms: r + -1r = 0
57 + -1r = 0

Add '-57' to each side of the equation.
57 + -57 + -1r = 0 + -57

Combine like terms: 57 + -57 = 0
0 + -1r = 0 + -57
-1r = 0 + -57

Combine like terms: 0 + -57 = -57
-1r = -57

Divide each side by '-1'.
r = 57

Simplifying
r = 57