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Chapter 1: Q. 401 (page 91)

In the following exercises, simplify each expression.

a15-7b-15--7c-15-7d15--7

Short Answer

Expert verified

The simplest form of given expressions are

a8b-8c-22d22

Step by step solution

01

Step 1. Given information

The expressions are

a15-7b-15--7c-15-7d15--7

02

Part a.Step 1.Simplify

a15-7=8Performsubtraction

03

Part b. Step 1.Simplify

b-15--7=-15+7Use--a=a=-8Performsubtraction

04

Part c. Step 1. Simplify

c-15-7=-22Performaddition

05

Part d. Step 1. Simplify

d15--7=15+7use--a=a=22Performaddition

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Most popular questions from this chapter

Lauren has dimes and nickels in her purse. The number of dimes is three more than seven times the number of nickels. Let n represent the number of nickels. Write an expression for the number of dimes.

Simplify:4y2+5y+2+8y2+4y+5

In the following exercises, find the prime factorization.

400

In the following exercises,Perform the indicated operation, 79.38--17.598

In the following exercises, find the least common multiple of each pair of numbers using the prime factors method.

28, 40
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