Question

Hector found twice as many seashells as

his sister. Hector found 20 seashells.
How many seashells did his sister find?
Write an equation to represent the
situation. Then solve the equation to
answer the question.

Answer 1

Hector = 2s or h/2
Sister = s


Equation: h/2 = s

Substitution: (20)/2 = s

10 = s


Hector’s sister found 10 seashells.