<em><u>answers</u></em>
y=2×2+3×-1 and x+ y= -1
Step-by-step explanation:
y =2×2+3x-1and x + y =1y= -2×2+3x-7 and x+y=-2x3x-1and x+y =-1
Answer:
(X-8) and (x+1)
Step-by-step explanation:
If we multibly then (X-8) (x+1)=0 =x^2-7x-8=0
=> 38% of students at a college failed mathematics
=> 27% failed physics, and=> 9% failed both. A student is selected at random.
a)If a student failed physics, what is the probability that he or she failed math?
=> 1/38
b)If a student failed math, what is the probability he or she failed physics?
=> 1/27
c) What is the probability that he or she failed math or physics?
=> 1/9
A x 2 +7 is the answer to this question.