Answer:
70.6
Step-by-step explanation:
The mean is the average of a set of numbers.
To find it, add up all the terms and divide it by the number of terms.
70 + 67 + 79 + 66 + 64 + 80 + 64 + 75 = 565
565 / 8 = 70.625
Rounding this to the nearest tenth, we get an answer of 70.6
Answer:
c maybe
Step-by-step explanation:
Answer:
2 =x
Step-by-step explanation:
f(x) = 9 - 4x
Let f(x) = 1
1 = 9 -4x
Subtract 9 from each side
1-9 = 9-4x-9
-8 = -4x
Divide by -4
-8/-4 = -4x/-4
2 =x
Answer:15
Step-by-step explanation:trust me
Answer:
-21
Step-by-step explanation:
2^2 equals 4, multiplied by 2 is 8, subtracted from 7(2) equals -6, sutracted from 15 gives up -21
