Answer
$\dfrac{23}{20}$
Work Step by Step
Make the fractions similar using their LCD of 20 to obtain:
$=\dfrac{3(5)}{4(5)} + \dfrac{2(4)}{5(4)}
\\=\dfrac{15}{20}+\dfrac{8}{20}
\\=\dfrac{15+8}{20}
\\=\dfrac{23}{20}$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter R - Section R.1 - Real Numbers - R.1 Assess Your Understanding - Page 16: 73
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