Gillian purchased 25 books at the library book sale. Each hardcover book cost $1.50, and each paperback book cost $0.50. Gillian
2 answers:
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Answer:
y = 18
Step-by-step explanation:
Since the triangles are similar, the corresponding sides are in proportion, that is
=
, substitute values
=
( cross- multiply )
14y = 252 ( divide both sides by 14 )
y = 18