what 2 numbers add up to 45 then subtract to 5
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Answer:
The sum of two numbers is 45 ---> a+b =45 (1)
the difference is 5 -----> a-b=5 (2)
from (2), we can say: a=5+b
we substitute it in (1) so we get,
(a)+b= (5+b) +b =45
---> 5+2b=45
---> 2b= 40
---> b=40/2=20
so b= 20 and a=5+b = 5+20 =25
a=25
b=20
Step-by-step explanation:
Hope this helps
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