Math, asked by nandanak2027, 1 year ago

Solve...3x+2y=9xy,9x+4y=21xy

Answers

Answered by preetimishra138162
1

Answer:X=1/3and y=1

Step-by-step explanation:3x+2y=9xy_eq1

9x+4y=21xy_eq2

Multiply by 2in eq1

2(3x+2y=9xy)

6x+4y=18xy_eq3

Substitute eq3 from eq2 by substitution method

9x+4y=21xy

6x+4y=18xy

(-). (-)

3x. =3xy.

3x/3x=y

Y=1

Put it on eq1

3x+2(1)=9x(1)

2=9x-3x

2=6x

X=1/3

Hope it will help you

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