Answer:
x² + y² = 85
Step-by-step explanation:
Using the expansion
(x - y)² = x² + y² - 2xy , then
x² + y² - 2xy = (x - y)² ( add 2xy to both sides )
x² + y² = (x - y)² + 2xy ← substitute given values
= 9² + 2(2)
= 81 + 4
= 85
Helloo 30 is the slope and 5 is the y-intercept ! hope this helps :)
Answer:
5 words per minute.
Step-by-step explanation:
Everett types 25 words per minute, and Jacob types 20 words per minute.
30
8+2 first the that answer time 3 so the answer is
30
hope this helps you a bit
Answer:
X= 5i-2, x=5i-2
Step-by-step explanation: