Answer:
B or 31r-71
Step-by-step explanation:
First, use distributive property to expand the first term.
30r-66-(5-r)
Remove the parenthesis of the third term:
30r-66-5+r
Combine like terms
31r-71
Answer:
Part A...
1) 41/100
2) 23/100
3) 49/50
4) 67/100
5) 17/50
6) 3/25
7) 12/25
8) 19/25
Part B...
a) 30%
b) 50%
c) 25%
d) 100%
e) 66.66%
f) 33.33%
g) 10%
h) 75%
i) 90%
j) 80%
k) 40%
I can't see all the options for part A so you will have to match them yourself. Also, know that any number from 5-9 rounds up and 1-4 rounds down.
It does not represent a polynomial
<span> we know that the 90 percentile in Z-score is ≈ 1.28 then,
=136 ± 1.28(13.8)
=(118.336 , 153.664)
</span>hope it helps
Answer:
x= −1/5y + 2/5
Step-by-step explanation:
Let's solve for x.
y=−5x+2
Step 1: Flip the equation.
−5x+2=y
Step 2: Add -2 to both sides.
−5x+2+−2=y+−2
−5x=y−2
Step 3: Divide both sides by -5.