Answer:
The number of test required is: 55
Explanation:
Using combination formula:
n!/x!(n-x)!
= 11!/2!(9)!
= 55
Answer:
A) 5x-6y=3
B) 7y=2x+8
B) -2x + 7y = 8 then multiplying "B" by 2.5
B) -5x +17.5y = 20 then adding this to A
A) 5x -6y = 3
11.5y = 23
y = 2
x = 3
Step-by-step explanation:
That would be D
the first 3 = -12x + 24
bur D = -12x - 24
Answer:
this shape consists of a square and triangle
Step-by-step explanation:
nope!
because the value has increased 6%*102%=6.12% in second year which we have 8.12% i total