Fifteen more than three times a number is the same as nine less than six times the number. What is the number?
17
6
18
8
The sum of three consecutive even integers is 246. What are the numbers?
72, 74, and 76
80, 82, and 84
88, 90, 92
62, 64, 66
Other:
A man is 36 years old and his daughter is 3. In how many years will the man be 4 times as old as his daughter?
15 years
20 years
8 years
10 years
Answers & Comments
Solution:
1. 15+3x=6x-9
15+9=6x-3x
24=3x
8=x
2. 80+82+84=246
3. 36 +8 =44
3+8=11
11×4= 44
Answer:
1. 8
2. 80,82,84
3. 11
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