Question

the school band will sell pizzas to raise money for new uniforms. the supplier charges $100 plus $4 per pizza. if the band members sell the pizzas for $7 each, how many pizzas will they have to sell to make a profit? (please show work)

Answer 1

to make profit, Selling price => Cost price.
Cost price = 100 + 4x
x= number of pizzas
Selling price = 7x
so just solve this:
7x>= 4x+100
can u ?

Answer 2

i'll solve it and tell you what i get

Answer 3

x > 34 is the answer, thank you.

Answer 4

x>= 33.33 or x>= 34 yup thats correct,just don't forget = sign because at 34th pizza there will be profit.