-42+5=5-4r

Solution for -42+5=5-4r equation:

Simplifying
-42 + 5 = 5 + -4r

Combine like terms: -42 + 5 = -37
-37 = 5 + -4r

Solving
-37 = 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.
-37 + 4r = 5 + -4r + 4r

Combine like terms: -4r + 4r = 0
-37 + 4r = 5 + 0
-37 + 4r = 5

Add '37' to each side of the equation.
-37 + 37 + 4r = 5 + 37

Combine like terms: -37 + 37 = 0
0 + 4r = 5 + 37
4r = 5 + 37

Combine like terms: 5 + 37 = 42
4r = 42

Divide each side by '4'.
r = 10.5

Simplifying
r = 10.5