solve the following system of equations graphically. 2x+3y=8:x+4y=9
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2x+3y=8 ..........i)
x+4y=9.........ii)
i)×1-ii)×2
5y=10
y=2
now put the value of y =2 in the i)no equation
2x+3 (2)=8
2x = 8-6
x= 1
(x,y)= (1,2)
x+4y=9.........ii)
i)×1-ii)×2
5y=10
y=2
now put the value of y =2 in the i)no equation
2x+3 (2)=8
2x = 8-6
x= 1
(x,y)= (1,2)
Mahvish111shifa:
thank you so mauch
u wlc
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