Question

The sum of two numbers is 75. Their difference is 25. What are the two numbers?
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Answer 1

50 and 25

Explanation:

y+x=75

y-x=25

y+y=yx and x-x eliminate itself

so now we have the operation 2y= 50, I got the 50 from substrating 25 from 75

now found the value of y, 50/2=25

so y=25

now plug the number in

25+x=75

75-25=50

so x= 50