Asked by Jane
Where do you insert parenthesis to make this equation true: 3x5+4-2x2+6-4=15
Answers
Answered by
Steve
3x5+4-2x2+6-4=15
since the only two odd numbers are the 3x5, and only the product of two odds or the sum of an even and an odd is odd, we must have either
3x(5...) or (3x5)+...
see what you can do with that
since the only two odd numbers are the 3x5, and only the product of two odds or the sum of an even and an odd is odd, we must have either
3x(5...) or (3x5)+...
see what you can do with that
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