if 4% of 3y =7% of 9600 then what is the value of y
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Step-by-step explanation:
Answer
2x−3y=7 ----------------(1)
5x+y=9
y=9−5x-------------(2)
Now, substitute equation (2) in equation (1)
Then ,2x−3(9−5x)=7
2x−27+15x=7
17x=27+7
17x=34
x=34/17=2
y=9−5×2=9−10=−1
Therefore x is 2 and y is −1
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