I believe this should be it.
Answer:
x=91
Step-by-step explanation:
x+10= 111
x-10= 81
x+6= 97
Hope this helps!
Answer:
d. 200
Step-by-step explanation:
if the second digit is above 5, you round up. if it's below 5, you round down. so 96=100, 33=30, 17=20, and 48=50.
3x-x=(2x+4)-(x+4)? That is my answer but it might not be right
Answer:
5 : 1
Step-by-step explanation:
From your second-grade memorization of multiplication tables, you recognize that 15 = 3×5, so you know 3 is a factor of both numbers in the ratio. To reduce the ratio to simplest form, you divide out all common factors:
15 : 3 = (15/3) : (3/3) = 5 : 1
