Answer:
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Step-by-step explanation:
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Answer:

Step-by-step explanation:
Let the number be x;
The product of 4 and the number will be;

The the square of the number is given as;

Taking the difference of both expressions above;

Factor out the common term:

Hence the difference between the product of 4 and a number and the square of the number is 
Answer: x=25
Step-by-step explanation:
7+x=32 (subtract 7)
x=25
4% of 50000
(4/100) * 50000
2000