Answer:
y=10+.25x
y= 1.5x
He will need to sell 8 cupcakes before making a profit.
Explanation:
y=10+.25x --- expense cost inital 10 and .25 for each cupcake
y=1.5x ---- profit for each cupcake
10+.25x=1.5x ---- each equation = y so set them equal
10= 1.25x
10/1.25 =x
He will need to sell 8 cupcakes before making a profit.