Question

Beatriz started with 16 pencils and gave away x pencils. Ella started with 36 pencils and gave away three times as many pencils as Beatriz did.

How many pencils did Beatriz give away, given they had the same number of pencils left?

Answer 1

10

Explanation:

beatriz give away ten and ends with 6, ella gives away 30 because 10 times three is 30 and ends with 6.