M(x)=x/-5 ,what is x if m(x)=8

How many solutions does the nonlinear system of equations graphed below have?

What is the lcm of 16 and 40 ? 24 and 40 ?

Which function can be used to model the monthly profit for x trinkets produced? f(x) = –4(x – 50)(x – 250) f(x) = (x – 50)(x – 250) f(x) = 28(x + 50)(x + 250) f(x) = (x + 50)(x + 250)