About 10 to 12 students did not finish
First Multiply 7x2 witch is 14 then divide -90 by 3 witch is -30 so now make your new equation 5+14-30+8-1 witch the answer is -4
Answer:
2 hours
Step-by-step explanation:
Slope represents the hourly rate.
Constant represents initial price.
![y = 30 + 6x \\ y = 36 + 3x \\ 30 + 6x = 36 + 3x \\ 3x = 6 \\ x = 2](https://tex.z-dn.net/?f=y%20%3D%2030%20%2B%206x%20%5C%5C%20y%20%3D%2036%20%2B%203x%20%5C%5C%2030%20%2B%206x%20%3D%2036%20%2B%203x%20%5C%5C%203x%20%3D%206%20%5C%5C%20x%20%3D%202)