Asked by Lizette

Kelsey has a marbles, Gena has b marbles, and Noah has c marbles. If Kelsey has more marbles than Gena and Noah combined, write an expression (using a, b, and c) that shows how many more marbles Kelsey has than Gena and Noah combined.
Answered by Steve
a = ? + b+c

I suspect you left out how many more Kelsey has...