Dalia bought a few swirl marbles and divided it equally among four of her friends and her brother, jake. while playing, jake lost two marbles and has only 7 marbles at present. find how many marbles did dalai have in all

Dalai have 45 marbles.

Step-by-step explanation:

Consider the provided information.

Dalai bought a few swirl marbles and divided it equally among four of her friends and her brother, Jake. while playing, Jake lost two marbles and has only 7 marbles at present.

Let x is the number of marbles Dalai have.

She divide x number of marbles into 5 equal part (Four of friend and her brother)

That means each of them have marbles.

Jake lost two marbles out of and now he has only 7 marbles,

This can be represented as:

Solve the equation for x.

Hence, Dalai have 45 marbles.

i believe the correct answer is b.