Answer:
320 to have a mean of 80
245 so far
75 to qualify
I figured it out you don't need to give me the answer choices
Steven needs a total of 320 points to have a mean score of 80
Steven has 245 points so far
Steven needs to score at least 75 points on his last test to qualify for the team
D. 7 miles
Step-by-step explanation:
26.5/4 =6.62
So the best estimate is 7 miles
You can treat sq rt5 as a variable even though it is a number:
Ex: x + x = 2x
Or as a number: 5 + 5 = 10 or 2(5)
So sq rt5 + sq rt5 = 2sq rt5
infinite solutions
10 + 4x = 2(2x + 5)
10 + 4x = 4x + 10
