Answer:
x=2
Step-by-step explanation:
x+(2x)^2=18
Ok so we have the parabola at origin of y=-12 and crosses x-axis at points x=1,8 so, we could just look at where it crosses the x-axis and find it directly from there. it crosses x-axis at 1 and 8 so the answer can only be A to fit this criteria
No it is not, this is because .634 does not have a whole number
1500
600 per hour
It starts at 1500 and then after one hour
It go up to 2,100 then 2700