X²>49
well, I don't know a formula but this is how I would solve it
I first solve x²=49 to obtain x=+/-7
so then would it be x>+/-7?
if we try 8 it works
if we try -9 it works
so answer is x>+/-7
basically x<-7 or x>7
Answer is B
RST ~ RUS ~ SUT
Answer:
No this is not arithmetic this is geometric
Step-by-step explanation:
10 to 15 is a increase of 5
15 to 21 is a increase of 6
21 to 28 is a increase of 7 arithmetic have to have steady increases
Answer:
If the question is which is closest to 8, the answer is 61
Step-by-step explanation:
Answer:
1) x = -y + 5
y = - 3/5x + 3
2) y = 0
Step-by-step explanation:
