solve 9x-5y=52 4x-3y=27 by substitution method
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Solution refers to the attachment above !!
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ANSWER: X=3 , Y=5
Step-by-step explanation:
9x-5y=52 }x3
4x-3y=27 }x5
So,
27x-15y=156
20x-15y=135
now We Change the signs Of the 2nd equation
Therefore,
27x-15y=156
-20x+15y=-135
=7x=21
=x=21/7
=x=3
similarly
4x-3y=27
and x=3
so 4(3)-3y=27
=3y=27-12
=y=15/3
=y=5
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