Question

help me on q 18 please I need this right I need q18 right please I need a smart person

Answer 1

I is very much smart person.

Answer 2

Step-by-step explanation:

50x² + 250 = 40x² + 350

If the charge the same amount then the polynomials they use to determine their prices be equal

10x² + 250 = 350

subtract 40x² on both side

10x² = 100

x² = 10

x = 3.2