65 would be your answer take all 8 numbers add them up and divide by 8
Answer:
(2/3) ^-5
Step-by-step explanation:
yes
Answer:
The sample was not chosen at random.
Step-by-step explanation:
For it to be a representative sample the selection needs to be completely random.
Answer:
y=-2
x=4
Step-by-step explanation:
4x+y=14
x-2y=8 then x=8+2y
substitute for x in 4x+y=14
4(8+2y)+y=14
32+8y+y=14
reduce
32+9y=14
32+9y-32=14=32
9y=-18
9y/9=-18/9
y=-2
x=8+2(-2)=4
