the difference of two numbers is -1. If twice the number first number is added to three times the second number, the result is 1 3. What are the numbers
1 answer:
Answer:
first number= 2
second number =3
Step-by-step explanation:
first number = a
second number = b
we have
a-b=-1 equation 1
2a+3b=13 equation 2
using equation 1 we have
a=-1+b
using equation 2
2(-1+b)+3b=13
-2+2b+3b=13
5b=13+2
b=15/5=3= second number
a=-1+3=2= first number
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