2x+3y=8 ; 4x+6y=7
Solve this by elimination method
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2x+3y=8..(1)
4x-6y=7 (ii)
multiply eq (I)by4and eq (ii)by2 to make equal
8x+12y=32
8x-12y=14
now add the no.
8x+12y+8x-12y=46
16x=46
x=46÷16
X=23÷8
X=2.875
4x-6y=7 (ii)
multiply eq (I)by4and eq (ii)by2 to make equal
8x+12y=32
8x-12y=14
now add the no.
8x+12y+8x-12y=46
16x=46
x=46÷16
X=23÷8
X=2.875
puhva:
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