Answer
$-\frac{3}{y}.$
Work Step by Step
We divide by the monomial as follows:
$$
(42x^2y^3)\div(-14x^2y^4)=\frac{42x^2y^3}{-14x^2y^4}=\frac{3\cdot 14x^2y^3}{-14x^2y^4}=-\frac{3}{y}.
$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 5 - Section 5.6 - Division by a Monomial - Exercise - Page 227: 20
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