Answer:
I dont now but I need points
Answer:
Lowest grade is 70.
Step-by-step explanation:
To have an average of 80 the total score is 4 * 80 = 320.
So the score for the next test must be 320 - (85 + 74 + 91)
= 70.
Answer:
2(5)+5(0)=10
Step-by-step explanation:
There are several ways for this equation to work but a very simple way is shown below.
2*510+5*0=10
10+0=10
10=10
Answer:
The last one is correct: 3(x+5)=3 . X + 3 . 5
Answer: The average rate of speed in miles per hour that Jennifer was going is 53 miles per hour. 265/5=53
