Hey there!
y = -1/4x + 10
Looking for the amount of hours of sleep for an 8 year old, so x is 8.
Solve for y:
y = -1/4(8) + 10
y = -2 + 10
y = 8
The predicted number of average hours of sleep for an 8 year old is 3. 8 hours.
Hope this helps!
Answer:
Step-by-step explanation:
a=12,l=10,h=?
Using pythagorus theorem;
h=10cm, p=? and b=12/2=6cm
now,
p=
h^2+b^2
=
10^2+6^2
=8cm
vertical height is 8cm
Answer:
$(159+x)
Step-by-step explanation:
Given
Discount price = $x
Amount Emma paid after discount = $159
Original price = Amount paid + Discount
Original price= $159 + $x
Hence the required expression is $(159+x)
Answer:
not similar
Step-by-step explanation:
180-56-83=41
Answer:
Take the slopes, such that 7-4/-4+3= 3/-1=-3
So one endpoijt is (-5,10)
