3 years ago

Cole noticed that if he takes the opposite of his age and adds 40 he gets the number 28. how old is Cole?

1 answer:

5 0

-x+40=28
-x=-12 (subtract 40 from both sides)

Divide by -1(in both sides)because you cant have a negative age.
COLE is 12

To check plug in the values.

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