2x+3y = 7 qnd 3x +2y =8 what is the value of x and y
aniketjadhao270:
From 1 and 2
X+y=3
X=3-y
putting x in 2
9-y=8
Y=1
x=4
Sry x=2
Answers
Answered by
0
the value is X =2 and y =1
Answered by
2
2x + 3y = 7....
Also, 3x + 2y = 8....
Adding the equations,
5x + 5y = 15
So, x + y = 3.......... EQ1
Subtracting the equations,
x - y = 1........... EQ2
Add EQ 1 and EQ 2,
Then, 2x = 4
x = 2.....
So, y is 1....
Feel free to ask any doubts
Also, 3x + 2y = 8....
Adding the equations,
5x + 5y = 15
So, x + y = 3.......... EQ1
Subtracting the equations,
x - y = 1........... EQ2
Add EQ 1 and EQ 2,
Then, 2x = 4
x = 2.....
So, y is 1....
Feel free to ask any doubts
By substracting eqn 1 from equation 2
how did u get equation 2
u are in which class
mpharm
U given 2 equations to solve so 1st one is eqn. 1 and another is eqn.2
tq
sry, was outside so couldn't reply
did u get it now ?
ya i got it tq
wlcm...
Similar questions