Answer:
<h2>17</h2>
Step-by-step explanation:
Use PEMDAS:
P Parentheses first
E Exponents (ie Powers and Square Roots, etc.)
MD Multiplication and Division (left-to-right)
AS Addition and Subtraction (left-to-right)

Formula for perimeter a+b+a+b
12+5+12+5= 17+17= 34 .34=P
Correct answer is the 3rd one.
Answer:
All three are rational numbers.
Step-by-step explanation:
I used Desmos (a graphing calculator online) and the roots were all able to be written with fractions.
Answer:
The equation is:

And the solution is:

Step-by-step explanation:
Given
Represent Kiran with K and Tyler with T
Kiran score is represented as:

Also, Kiran scored 223 less than Tyler.
This is represented as:

Substitute 409 for K

Make T the subject

