Question

Frank has x baseball cards in his collection. He gets 45 more for his birthday. Write an expression to show the number of baseball cards Frank has altogether

X + 45

45(x + 2)

45x

45 - x

Answer 1

Frank has X+45 baseball cards

Explanation:

You just add 45 new baseball cards to the ones he had before which is X

Answer 2

X + 45

Explanation:

Frank has x baseball cards in his collection already .

He got 45 more for his birthday.

The expression becomes the ones he had before the birthday plus the ones he got on his birthday.

He had x before and got 45 on his birthday

So x + 45 is the expression that shows the number of baseball cards Frank has all together.