Answer:
1/2, 1/4 & 3/4
Step-by-step explanation:
mean of 0 &1 is
mean of 0 and 1/2 is 
mean of 1/2 and 1 is 
So the three rational numbers are 1/2, 1/4 & 3/4
1000 different ways unless you can't choose the same as before it would be 720
If you simplify each side of the equation you get this y= -4 - 3x/5
X(4*1) because I’m just doing what I’m told.
(9 - 7 × 3 + 4)²
(9 - 21 + 4)²
(9 - 17)²
(-12)²
144