Answer:
Simplifying
x + -1y = 16
Solving
x + -1y = 16
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add 'y' to each side of the equation.
x + -1y + y = 16 + y
Combine like terms: -1y + y = 0
x + 0 = 16 + y
x = 16 + y
Simplifying
x = 16 + y
Explanation: