Answer:
are just rusty, or if you are using this book to supplement topics you are currently ... Every problem in 501 Math Word Problems has a complete answer explanation. ... The temperature at 6 p.m. was 31°F. By midnight, it had dropped 40 °F. First, find the fraction of the book that Justin read the first 3 days by.
Step-by-step explanation:
Question
The hypotenuse of an isosceles right triangle is 11 centimeters longer than either of its legs. find the exact length of each side.
Answer:


Step-by-step explanation:
Let the hypotenuse be y and the other legs be x.
So:

Required
Determine the exact dimension of the triangle
Using Pythagoras theorem;


This gives:

Open bracket

Collect like terms


Using quadratic formula:




Split


x can not be negative.
So:


Recall that:



Hence, the dimensions are:


Answer:
C
Step-by-step explanation:
start with factoring.
5x+15-9x+4
then solve
-4x+19
Answer:
-12f
Step-by-step explanation: