Answer:
x=2, y=1
x=-2, y = -1
Step-by-step explanation:
x - 2y = 0
x = 2y
x² - y² = 3
(2y)² - y² = 3
3y² = 3
y² = 1
y = 1 or y = - 1
x = 2 or x = -2
Answer:
60
Step-by-step explanation:
18 /30 is .6. So the answer would be 60 percent
Answer:
52%
Step-by-step explanation:
26÷50×100
that's it, hope it's okay
(75/4) / (5/4) =
75/4 * 4/5 =
300/20 =
15 books
