Answer: 5
Step-by-step explanation:
you do each variable individually first, 3(7)=21, 8(-2) is -16, then you add them, 21-16=5 so that is your answer
Answer:
y=-x +4
Step-by-step explanation:
y-2= -1(x-2)
y-2=-x +2
y= -x +4
Answer:
7.8
Step-by-step explanation:
If all the scores of n students are the same, say x, then the average is
x*n/n, which is of course x.
Answer:
B=53
C=127
D=127
Step-by-step explanation:
