39 is the percent of 12.5
1 answer:
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we know that
of
is equal to find the
of the number
so
Multiply by the number
therefore
<u>the answer is</u>
Given:
The system of equation is,
-------- (1)
-------- (2)
To find the solution.
To solve the system of equation,
From (1) we get,
Putting this value into (2) we get,
or,
or,
or,
or,
or,
or,
From (1) we get,
or,
or,
Hence,
The solution is and