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Chapter 2: Q 7 (page 111)

In the following exercises, solve each linear equation.-w-12=30

Short Answer

Expert verified

The answer isw=-18

Step by step solution

01

Step 1. Given information

The equation is -w-12=30

Find value of w and check

02

Step 2. Calculation

Isolate w from the equation -w-12=30

-w+12=30

Combine like terms

-w=18

Multiply -1 on both sides

w=-18

03

Step 3. Check

Substitute w=-18in -w-12=30

--18-12=3030=30

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