Question

Emilio owns a bakery. The number of boxes of cookies he has left on a Monday is represented by the function x + y = 42, where y is the number

of boxes of cookies remaining in the bakery and x Is the number of hours since he opened the bakery. How many boxes did he have at the start
of business on Monday? (Note: x20, y0, and y takes only integer values.)

Answer 1

y=42-x

x=42-y

Explanation:

x=42-y

Subtract y from both sides of the equation

y=42-x

Subtract x from both sides of the equation