Question

The sum of age of a son and his father is 35years and the product of their age is 150 find the presil age

Answer 1

Answer:

$x + y = 35 \\ x = 35 - y\\ x \times y = 150 \\ \\ (35 - y)y = 150 \\ 35y - {y}^{2 } = 150 \\ { - y}^{2} + 35y - 150 \\ = { - y}^{2} + 30 y + 5y - 150 \\ = - y(y - 30) + 5(y - 30) \\ = (y - 30)(y + 5) \\ = so \: value \: of \: y \: will \: be \: 30 \: because \: the \: age \: can \: not \: be \: in \: minus \\ so \: the \: age \: of \: farher \: ill \: be \: 30years \: while \: age \: of \: son \: will \: be \: 5 \: yars$

Step-by-step explanation:

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Answer 2

Father age is 30 and son’s age is 5 years because 30.5=150 and 30 +5=35