Answer:
i'm sorry i don't know it
Step-by-step explanation:
hope u have a good day
c) 1
=> ax+y = 5
<u><em>Putting x =2, y =3</em></u>
=> a(2)+3 = 5
=> 2a = 5-3
=> 2a = 2
<em>Dividing both sides by 2</em>
=> a = 1
x/3= her cousins age
