Question

Five yeyus hence, the age of Jacob will be three times that of his son. Five yo
was seven times that of his son. What are their present ages
ilor it be
Jacob's age
ago


Maths ncert 10th class question ​

Answer 1

Answer:

40,10

Step-by-step explanation:

let ages be x and y

jacob=x

son=y

x-5=7(y-5)=7y-35               this is first equation

x+5=3(y+5)=3y+15               this is second equation

add 10 to first equation

x+5=7y-25=3y+15

7y-3y=25+15

4y=40

y=10

x+5=45

x=40

Answer 2

Will u please make the question clear??

I shall send the answer once the question is clear