Answer:
3000 invested in stock A
2000 invested in stock B
Explanation:
Given
--- rate of stock A
--- rate of stock B
--- Amount invested
---- Value of stock
Required
Determine the amount invested in each
Let
Amount invested in A
Amount invested in B
So:


Make x the subject

The gain on stock A is:




The gain on stock B is:




So, we have:
----- i.e. total gain on both stocks


Collect like terms


Solve for y

To solve for x, we have:



Explanation:
Social criticism is a form of academic or journalistic criticism focusing on sociological issues in contemporary society, in particular with respect to perceived injustices and power relations in general.
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