28+9=2n

Solution for 28+9=2n equation:

Simplifying
28 + 9 = 2n

Combine like terms: 28 + 9 = 37
37 = 2n

Solving
37 = 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
37 + -2n = 2n + -2n

Combine like terms: 2n + -2n = 0
37 + -2n = 0

Add '-37' to each side of the equation.
37 + -37 + -2n = 0 + -37

Combine like terms: 37 + -37 = 0
0 + -2n = 0 + -37
-2n = 0 + -37

Combine like terms: 0 + -37 = -37
-2n = -37

Divide each side by '-2'.
n = 18.5

Simplifying
n = 18.5