Find the value of x if B is between A and C, AB = 4x – 9, BC = 3x + 5 and AC = 17.
2 answers:
If A,B and C lie on the same line:
4x- 9 + 3x+5 = 17
7x = 21
x = 3
AB + BC = AC
4x - 9 + 3x + 5 = 17
7x - 4 = 17
add 4 to both sides
7x = 21
divide both sides by 7
x = 3
You might be interested in
Identify any outlier(s) in the data. {52, 61, 42, 46, 50, 51, 49, 44, 40, 66, 53, 67, 45, 64, 60, 69}
Kay [80]
There are none
For there to be a outlier there would need to be a number that is either around 74 or 34
Answer:
There is no error
Step-by-step explanation:
He stated with 15 15x and made 10 for each y=15+10
47/5=9.40
9*5=45
47/5= 9 2/5
Answer:
C.
Step-by-step explanation:
5/8 = 20/32
20/32 ÷ 2 = 10/16
10/16 ÷ 2 = 5/8
Answer:
Step-by-step explanation:
