Answer:
Original cost was $19.99
Step-by-step explanation:
100% - 15% = 85%
16.99 / 0.85 = 19.99
To check:
19.99 * 0.15 = 2.998
19.99 - 2.998 = 16.992 = 16.99
Correct!!
Probability that the questions are answered corectly1/4 = 0.25
probability that they are answered wrong 3/4 = 0.75
probability that 4 out of 7 are corect 7C4(0.25)4(0.75)3 which equals 0.0577
B. (3, -7)
When the equation is graphed, the vertex is at the point (3,-7). I hope this helps!!!
Answer:
-59
Step-by-step explanation:
-9(5)+(-5)
-45-5
-50
