Question

2x +3y= 7, 3x+ 2y= 8 elimination method​

Answer 1

Answer:

2X+3Y=7 ..........1)

3X+2Y=8 ...........2)

MULTIPLING 1) BY 2 AND 2) BY 3

WE GET

4X+6Y=14

9X+6Y=16

SUBTRACTING BOTH

-5X=-2

X=2/5

PUTTING IT'S VALUE IN 1) OR 2)

WE GET Y=31/15

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Answer 2

Answer:

2x+3y=7______________(1)

3x+2y=8______________(2)

(1)*3=) 6x+9y=21_________(3)

(2)*2=) 6x+4y=16_________(4)

___________________________

(3)-(4)=) 5y=5

=) y=5/5 = 1

y=1

sub.y=1 in (1)

=)2x+3=7

=) 2x=7-3

=) 2x=4

=) x=4/2

=) x=2

therefore x=2, y=1