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Intermediate Algebra

OPENSTAX

$Math Studyset Vaia Explanations$ Math

OER 2017 Edition · 1346 pages

ISBN: 9780998625720

Chapter 1: Q1.110 Simplify (page 78)

$7 x - 5 (x + 4)$

Short Answer

Expert verified

2x-20

Step by step solution

01

Distribute the values

$7 x - 5 \cdot x - 5 \cdot 4$

02

Multiply the values

$7 x - 5 x - 20$

03

subtract like terms

$2 x - 20$

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Most popular questions from this chapter

In the following exercise, simplify.

$12 - 3 |1 - 4 (4 - 2)|$

Simplify $\frac{9 (8 - 2) - 3 (15 - 7)}{6 (7 - 1) - 3 (17 - 9)}$

In the following exercises simplify.

$9 - |3 (4 - 8)|$

Simplify $\frac{8 (9 - 2) - 4 (14 - 9)}{7 (8 - 3) - 3 (16 - 9)}$

Simplify $\frac{5^{2} - 3^{2}}{3 - 5}$

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