2x-y=4 then 6x-3y=?
Answers were Sorted based on User's Feedback
Answer / xyz
2x-y=4
multiplying both sides by 3
3(2x-y)=4*3
=> 6x-3y=12
the result is 12.
Is This Answer Correct ? | 28 Yes | 1 No |
Answer / brijesh(brijrat)
2x-y=4
here there are diff. combination of x and y form suppose
x=2 and y=0,
x=3 and y=2,
x=4 and y=4 etc
now we have given equestion 6x-3y=?
put any combination of value the ans is 12
Is This Answer Correct ? | 27 Yes | 2 No |
Answer / lakshmi
2x=4+y
x=4+y/2
6x-3y=6(4+y)/2 -3y
=(24+6y-6y)/2
=24/2
=12
Is This Answer Correct ? | 2 Yes | 0 No |
There are two trees in a lawn. One grows at a rate 3/5 of the other in 4 years. If the total growth of trees is 8 ft. What is the height of the smaller tree after 2 years? how can i get this answer...
A bus started from bustand at 8.00am, and after staying for 30 minutes at a destination, it returned back busstand. The destination is 27 miles from the busstand. The speed of the bus is 18mph. During the return journey bus travels with 50% faster speed.At what time does it return to the busstand?
Why is a manhole cover round?
a boat travels upstream 20km in 6 hrs and 18 km downstream in 4hrs find the speed of boat in still water a.1/2kmph b. 7/12kmph c.5kmph d.none of these
The cost of four dozen proof machine ribbons and five dozen accouting machine ribbons was Rs.160/-. If one dozen accounting machine ribbons cost Rs.20/-, what is the cost of a dozen proof machine ribbons?
consider a situation-you are a police officer.Unfortunately,forgot to bring your gun,standing alone,with no help nearby.You get a complaint that a rascal is misbehaving a girl continuously.The rascal has 1)same phisce 2)greater phisce.What to do?
Four friends are given named Akansha, Anuska, Anisha, ... , ... Each of them live in a separate home and sleep on one bed. Akansha and Anuska have two extra beds, two of the house have green lawns while the rest have narrow porchs, One of the house has Airconditioner while the rest have fans
sir i need rrb secunderabad goods guard previous exam model papers
Person who decided to go to weekend trip should not exceed 8 hrs driving in a day. Average speed of forward journey is 40 miles/hour . Due to traffic in sundays ,in return journey average speed is 30mph . How far he can select a picnic spot ?
What is the selling price of a scooter? If the cost of the scooter is Rs 50 and a profit of 10% over selling price is earned.
sbi exam model question paper
0 Answers FGR, Reliance, Wipro,
1@2=8,3@5=323,4@5=?