Question

Find the product of 2 numbers whose sum is 11 and difference is 3

Answer 1

7+4=11

7-4=3

7×4=28

Explanation:

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Answer 2

28

Explanation:

x,y

X+y=11

X-y=3

x=y+3

y+3+y=11

2y=8

y=4

X=7

Xy=28