Answer:
Y= -7x + 1397
Step-by-step explanation:
1047- 872 / 125- 150
175 / -25 reduce to lowest form
7/ -1
M= -7
find y intercept
697= -7(100) +b
697= -700 + b
697 + 700 = b
b= 1397
hope this helps
A^2 - b^2 = (a-b)(a+b)
To test it, expand the right hand side.
Set up two fractions:
8/x and 3/5
Set them equal to each other and cross multiply to get:
8*5 = 3x
40 = 3x
13.3 = x or 13 and 1/3 feet tall.
a and c i think
the blue circle is all the people who had brothers one name was in the blue circle so one person had a brother but the in between part of the too circles are who had both a brother and a sister so the is one name in the between purple so you count that one to for brother and for sisters
there were 2 people that had brother
and four people that had sisters
and one that had both
Answer:
<h2>12</h2>
Step-by-step explanation:
To evaluate 4P2, we will use the permutation formula as shown;
nPr = 
4P2 = 
4P2 = 12
