Answer Posted / s.rajendran
Given:
x + 8Y = 20
x = -3y
Solution:
if x = -3y, then
-3y + 8y = 20, so
5y = 20, then
y = 20/5
therefore, y = 4
Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
Five trays cost is 0.35 each and dozen-----
There are 1000 junior and 800 senior students in a class. And there are 60 sibling pairs where each pair has 1 junior and 1 senior.1 student is chosen from senior and 1 from junior randomly.What is the probability that the two selected students are from a sibling pair?
The average score of a cricketer for 13 matches is 42 runs. If his average score for the first 5 matches is 54, then what was his average score (in runs) for last 8 matches?
if the sum of five consecutive nos. 35? how many prime numbers are there :
Two trains are traveling at 18kmph and are 60 km apart. There is flying in the train. It flies at 80kmph. It flies and hits the second train and then it starts to oscillate between the two trains. At one instance when the two trains colloide it dies. At what distance travel by the fly.
The cycle has following specifications: The rear derailer is on the 14 tooth gear and the front derailer is on the 52 tooth gear. The rear gear has 14 teeth. The diameter of the rear wheel is 27". If a cyclist pedals at 75 revolutions per minute, then what will be the speed achieved?
4 men can cross a bridge in 3,7,13, 17 minutes. Only two can cross the bridge at a time. The time taken by the two to cross the bridge is equal to the time taken by the slowest person of the two. Find the minimum time to all of them cross the bridge?
If LOAD = MPBE and DRIVE = ESJWF Then LADDLER = ?
Next number in the series: 77,49,36,18,?
guttural : throat :: gastric :
.Both A and B Alice and Bob play the following chip-off-the-table game. Given a pile of 58 chips, Alice first picks at least one chip but not all the chips. In subsequent turns, a player picks at least one chip but no more than the number picked on the previous turn by the opponent. The player to pick the last chip wins. Which of the following is true?
How can you make a square from two triangles?
Two pencils costs 8 cents, then 5 pencils cost how much
The ratio of the number of boys and girls in a college is 3:2. Out of these 10 percent are boys and 25 percent are girls are scholarship holders. Find the no of boys and girls who are not scholarship holders.
The price of Machine D equals the sum of the prices of machine A, B and C whose price are in the ratio 2:3:4 respectively. If weights of A, B, C and D varies as square of its individual price and difference of weight of D and A, B and C together is 9880 kg. Then what is the weight of D?