If x + 8y = 20 and x = -3y, then y =
- 10 Answers
- 9621 Views
- I also Faced
- E-Mail Answers
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 |
One man ordering pizza,there r 5 different varieties in the shop,namely a,b,c,d,e. you can also order your own 5 varieties other then a,b,c,d,e.The ordered one should be in a combination of 3 varieties of shop and 2 varieties of your own taste.find how much different varieties he can order?(plz provide the answer with solution)
Can you find out what day of the week was January 12, 1979?
What are Active X controls
If x + 8y = 20 and x = -3y, then y =
What do you think are your personal strengths and what are the areas where you need to improve as an individual?
A company rented a machine for Rs.700/- a month. Five years later the treasurer calculated that if the company had purchased the machine and paid Rs.100/- monthly maintenance charge, the company would have saved Rs.2000/-. What was the purchase price of the machine?
Choose the odd man out from the below mentioned options?
Alok and Bhanu play the following min-max game. Given the expression N=40+X+Y-Z, where X, Y and Z are variables representing single digits (0 to 9), Alok would like to maximize N while Bhanu would like to minimize it. Towards this end, Alok chooses a single digit number and Bhanu substitutes this for a variable of her choice (X, Y or Z). Alok then chooses the next value and Bhanu, the variable to substitute the value. Finally Alok proposes the value for the remaining variable. Assuming both play to their optimal strategies, the value of N at the end of the game would be
7 Answers CTS, Goldman Sachs, TCS,
A soldier looses his way in a thick jungle at random walks from his camp but mathematically in an interesting fashion. First he walks one mile east then half mile to north. Then 1/4 mile to west, then 1/8 mile to south and so on making a loop. Finally hoe far he is from his camp and in which direction.
A single discount equivalent to three successive discounts of 20%, 25% and 10% is a) 55% b) 50% c)48% d)46% plz specify the method... thanks
21 Answers ABC, Arihant, Ashok Leyland, CTS, DELL, Hyundai, Mahindra Comviva, PSTET, SSC, TATA,
How many rational numbers are there between 0 & 5?
THERE ARE 3 PILES OF BOOKS ON THE TABLE YOU NEED TO ARRANGE THEM IN THE SELF SUCH THAT 1ST BOOK OF EACH PILE GETS PLACED ON THE SELF,WHAT IS THE POSSIBLE NO OF ARRANGEMENTS
English 
