Answer:
The equation for this is: 
Step-by-step explanation:
We have that the number though is n.
Adds 10:
This means that now we have: 
Multiplies by 3:
This means that now we have: 
Gets 42:
This means that: 
Answer:
the answer that 9-(2,4)
Step-by-step explanation:
Answer:
The values of the 2 numbers whose sum is 13 and difference is 3, are: {8 ; 5}.
Step-by-step explanation:
Answer:
gonna need a bit better grammer here or i cant help
Step-by-step explanation:
i dont know