Hey I don't understand but I provided the formula which you could help the 8 is the r the 2 is the h solve for me thanks
1 answer:
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Step-by-step explanation:
John has earned a 77, 76, and 84 on his first three projects of the semester.
He hopes to have an B quiz average (80 or above).
We need to find the lowest score John can make on his fourth and final project. Let the score is x.
Average = sum of numbers/total numbers
So, he must score 83 or more on his fourth project so as to make average 80 re above.