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


Please Help Members By Posting Answers For Below Questions

George while driving along the highway saw road markers which are at equal distances from each other. He crosses the markers every 20 seconds. If he increases his speed by x meters per second, he crosses the markers at every 15 seconds. But if he increases his speed by y meters per second, he crosses the marker at every 10th second. If y-x = 40 meters per second, then what is the distance between two markers.

909


What is the 12th term of the series 2, 5, 8, ....

802


2 persons can finish a job in 8 days. First person alone can finish the work in 24 days. How many days does the second person take to finish the job?

1091


I want the sbi clerical exam model papers

1819


If 8 men are required to complete a work in 6 days, how many men will be required to complete the same work in ½ day?

674






write a program that prompts the user to enter three sides of a triangle and prints whether it is a right triangle or not.

2028


A person spending out 1/3 for cloths , 1/5 of the remaining for food and 1/4 of the remaining for travellers is left with Rs 100/- . How he had in the beginning ?

775


If A/B = 3/5,then 15A = ?

781


Two persons start walking from the same place in opposite directions. After walking for 4 mts, both of them take the left and walk for another 3 mts. Then what is the distance b/w them?

793


in a school for a student out of a 100 he got 74 of average for 7 subjects and he got 79 marks in 8th subject. What is the average of all the subjects?

755


A bike runs at the speed of 50 km/h when not serviced and runs at 60 km/h when serviced. After servicing the bike covers a certain distance in 6 h. How much time will the car take to cover the same direction?

778


Choose the odd man out from the below mentioned options?

665


A father F has 5 sons, p,q,r,s,t. Not necessarily in this order. Two are of same age. The eldest and youngest cannot be twins. T is elder to r and younger to q and s has three older brothers. who are the twins?

854


There is a room with 6' x 8'. A 1' tile is fixed along the 4 walls in one row. How many 1" tiles require to finish the work.

1374


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 ?

840