The answer would be 28 and 1/4.
Answer:

Step-by-step explanation:
Let
x------> The money each friend must pay, including the tip
we know that

so


Answer:
The length is 5 times the width
Step-by-step explanation:
Let
W ----> the width of the rectangle
L ----> the length of the rectangle
we know that
The area of rectangle is equal to

In this problem we have
----> equation A
----> equation B
substitute equation B in equation A
therefore
The length is 5 times the width
Conjugate of 9-5i is 9+5i
product of those two: (9-5i)*(9+5i) =
Answer:
-13, -5, 6, 35
Step-by-step explanation: