Step-by-step explanation:
x = n of years of mary
x+8= n of years of her bro
So her brother is (x+8)/x times as old as Mary
Answer:
C
Step-by-step explanation:
Attachment
I'm not 100% positive but I believe it would be the 14th person. 10+4=14. That's just my guess.
The answer is B
The correct inverse of 3x+1 is actually (1/3)x - 1/3
plug in 10 to the inverse
10/3 - 1/3 = 9/3 or 3
this gives you the point (10,3)