2x-y=4 then 6x-3y=?
Answer Posted / vijaya
2x-y=4 ------------->(1)
6x-3y=? ------------->(2)
equ(1) can be multiple with 3 in both sides,so the result is
3(2x-y)=3(4)
=> 6x-3y =12
so The (2) ans is.... 12
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Find the value of @@+25-++@16, where @ denotes "square" and + denotes "square root".
The day before yesterday was WEDNESDAY then the day after tomorrow is?
Time and speed time and work boat and streams
Four persons can cross a bridge in 3, 7, 13, 17 minutes. Only two can cross at a time. Find the minimum time taken by the four to cross the bridge.
if the area of square increases by 69% then side of the square increases by:
falling height is proportional to square of the time. one object falls 64cm in 2sec than in 6sec from how much height the object will fall.
A 4" cube is painted in all its faces and then it is cut down into 1" blocks. How many 1" blocks are there even without a single face being painted?
Joe started from Bombay towards pune and her friend julie in opposite direction.they meet at a point .distance travelled by joe was 1.8 miles more than that of julie.after spending some both started there way.joe reaches in 2 hours while julie in 3.5 hours. Assuming both were travelling with constant speed.Wath is the distance between the two cities.
A hotel has 10 storeys. Which floor is above the floor below the floor, below the floor above the floor, below the floor above the fifth.
A person is 80 years old in 490 and only 70 years old in 500 in which year is he born?
A and B decide to speak truth or lie on a day. Another person asks A if he is saying truth or lie. B listens to A whatever he answers. Now the person asks B what A had told. B replies as " A has told that he is a liar". What does B say?
if a,b>0 and a+b=2 then the max value of ab is
A power unit is there by the bank of the river of 750 meters width. A cable is made from power unit to power a plant opposite to that of the river and 1500mts away from the power unit. The cost of the cable below water is Rs. 15/- per meter and cost of cable on the bank is Rs.12/- per meter. Find the total of laying the cable.
Alphametics are puzzles where each letter stands for a different digit. Here are two alphametics. No word can begin with a zero. We’ve started you out with some of the letters. BASE + BALL -------------- GAMES what these alphabets represent
WHO WAS GIVEN BEST ACTOR AWAR 2010 IN FILM FARE?