Question

12x-3y=9xy and 7x+4y=11xy Solve the equations by elimination​

Answer 1

Answer:

x=1 ,y=1

Step-by-step explanation:

multiplying equation 1 by 4 and equation 2 by 3

48x-12y=36xy

21x+12y=33xy

on addition

69x=69 xy

y=1

putting value of y in equation 1

12x-3y=9xy

12x-3*1=9x*1

12x-9x=3

3x=3

x=1

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