Answer
$\frac{2}{5}$
Work Step by Step
$\frac{7}{30}$+$\frac{3}{18}$=$\frac{7*3}{30*3}$+$\frac{3*5}{18*5}$=
$\frac{21}{90}$+$\frac{15}{90}$=$\frac{21+15}{90}$=$\frac{36}{90}$=$\frac{36\div18}{90\div18}$=$\frac{2}{5}$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 7 - Section 7.3 - Adding and Subtracting Rational Expressions with the Same Denominator and Least Common Denominator - Exercise Set - Page 509: 62
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