If x + 8y = 20 and x = -3y, then y =
Answers were Sorted based on User's Feedback
Answer / rohit
x=-3y
y=-x/3
x+8(-x/3)=20
(3x-8x)/3=20
-5x/3=20
-5x=60
x=-12
-12=-3y
y=4
| Is This Answer Correct ? | 6 Yes | 0 No |
Answer / 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 |
Answer / sunil902
as x=13y then,
x + 8y = 20
-3y + 8y = 20
5y = 20
y = 4
| Is This Answer Correct ? | 3 Yes | 0 No |
8 inch Pizza rs 300. If 16 inch is sold at 900. What % discount is there?
how many rivers are present in sindh?
A Father Has 7 Pennys With Him And 1 Water Melon Is For 1p, 2chickoos For 1p, 3 Grapes Foe 1p. He Has Three Sons. How Can He Share The Fruits Equally?
if a=2, b=3, c=6 Find the value of c/(a+b)-(a+b)/c
one grandfather has three grandchildren, two of their age difference is 3, eldest child age is 3 times youngest child’s age and eldest child’s age is two times of sum of other two children. What is the age of eldest child?
out of three numbers first is twice the second and is half of third.if the average of the 3 number is 56 the three no. in order are
Distance d=rt where r & t are positive and r is constant,as t increases then d_________
A train travels a certain distance taking 7 hrs in forward journey, during the return journey increased speed 12km/hr takes the times 5 hrs.What is the distance traveled
19 Answers MAHINDRA, TCS, Tech Mahindra, Wipro,
Four Members A,B,C,D are playing a game .A person losing a game should double the amount of others .B,C,D are losing in order after three games .The amount after 3 games are A&B having 40,D is having 16&C 80. Each questions carry one mark: a) who started with small amount of money? b) who started with greatest amount of money? c) what amount did B have?
12 revolutions takes 1/8 th second time.In 20 seconds how many revolutions?
7 Answers Citi Bank, CitiGroup, Ramco,
There are some 20 Basketball players & 30 Football players, and 25 cricket players. 1 of them plays all the three games. 8 of them plays at least two games. They are 50 altogether. How many of them plays none of the games.
Two computers each produced 48000 public utility bills in a day. One computer printed bills at the rate of 9600 an hour and the other at the rate of 7800 an hour. When the first computer finished its run, how many bills did the other computer still have to print?