find the positive value of y 7y - 5 =2 ( 4y +2)
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Answer:
y=2
Explanation:
y(7y-5) = 2(4y+2)
=> 7y² - 5y -7y -4 = 0
=> 7y² - 12y - 4 = 0
=> 7y² - 14y + 2y - 4 = 0
=> 7y (y-2) +2(y-2) = 0
=> (7y+2)(y-2) = 0
=> y = 2 ( Because y is positive)
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