Answer:

Step-by-step explanation:
Square root of 16 ×9×3= square root of 432
square root of 16 =4
square root of 9 =3
That will equal 4×3× square root of 3 which finally equals to 12 square root of 3.
The value of 7 can be wrote as
7,000 or seven thousand
We know from the slope intercept form that y=mx+b so the y intercept is 12 while every hour the cost goes up by 8