Question

Age of father 5 years ago was two years more than 7 times the age of his son at that time write a linear equation in two variable

Answer 1

Answer:

$x-y=-4$

Step-by-step explanation:

$x-5=7(y-5)+2$

$x-5=7y-35+2$

$x-5=7y-33$

$x-5+33=7y$

$x+28=7y$

$x-7y=-28$

$x-y=\frac{-28}{7}$

$x-y=-4$

Hope it helps :)

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