profit=f(x)
so solve for f(x)=1000
1000=70n-400
add 400 to both sides
1400=70n
divide both sides by 70
20=n
20 students need to be enrolled to make a profit of 1000.00
Answer:
f= 5 cups began with
1 2/3 + 3 1/3 =5
Answer: |5x+1|-7
Step-by-step explanation:
