Answer:
x=4
y=12
I am so sorry if it's wrong, just hope this helps.
It is 60 times greater than a second.
Equals 10 hope this helps
Answer:
x = ± 2
Step-by-step explanation:
Given
x² + 5 = 3x² - 3 ( subtract x² + 5 from both sides )
0 = 2x² - 8 ( add 8 to both sides )
8 = 2x² ( divide both sides by 2 )
4 = x² ( take the square root of both sides )
x = ±
= ± 2