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Chapter 2: Q. 102 (page 128)

The sum of two numbers is zero. One number is nine less than twice the other. Find the numbers.

Short Answer

Expert verified

The two numbers are3and-3.

Step by step solution

01

Step 1. Given information

The sum of two numbers is zero. One number is nine less than twice the other.

02

Step 2. Forming equation

Let one number be x,then other will be 2x-9.

Sum=0

x+2x-9=0

03

Step 3. Solving equation

3x-9=03x=9x=3Othernumber=2x-9=2脳3-9=-3

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