Respuesta :

Answer:

6+9 I think so 6

Step-by-step explanation:

I think this is right, hope it helped!

Answer:

6

Step-by-step explanation:

First make an equation where x symbolises the bigger number.x-3 is the smaller one. Solve for x.

x+(x-3)=15

x+x-3=15

x+x=15+3

2x=18/:2

x=6