3x-y=3,5x+y=21 হলে (x, y) এর মান -
Created: 1 month ago |
Updated: 2 weeks ago
best des
3x-y=3… (1)
5x+y=21…. (2)
1+2
8x=24
x=3
(2) এ মান বসিয়ে পাই
5*3+y=21
y=6
(xy)=(3,6)
3x-y= 3
5x+y= 21
After adding
8x = 24
X= 3
Then,
3×3-y= 3
y= 6
(x,y)= (3,6)
3x-y=3----(1)
5x+y=21 ------(2)
সমীকরণ 1 ও 2 যোগ করে পাই
8x=24
X=3
Xএর মান সমীকরন 1 এ বসিয়ে পাই
3×3-y=3
-y=-6
Y=6
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