Answer:
Original number is 47
Step-by-step explanation:
Given: The tens digit is three less than the units digit. If the digits are reversed, the sum of the reversed number and the original number is 121.
To find: the original number
Solution:
Let x denotes digit at ones place.
As the tens digit is three less than the units digit,
Digit at tens place = 
Original number = 
When digits are reversed,
Reversed number = 
As the sum of the reversed number and the original number is 121,

So,
original number = 
<span>Information from research studies is sometimes taken out of context. This may happen because the researcher's interpretation of the data is being altered by their own preconceived notions, ideas, beliefs, even cultural values. To correctly interpret data, the researcher must remain completely objective.</span>
Answer: Brother ate 1/2, sister ate 1/6
Pizza left 1/3
Step-by-step explanation:
The first person ate ½.
Sister cut ¼÷3 = ¼× ⅓= 1/12
She ate 2/12 = ⅙
Left 1/4 + 1/12 = 4/12 = 1/3
Answer:
should look like this
Step-by-step explanation:
equations are y=x and y = -x if needed