Concept explainers
Find each sum.
To Find: The sum
Answer to Problem 12P
The sum of
Explanation of Solution
Given information:
The sum
Concept and Formula Used:
Properties of number.
To add two numbers with opposite sign subtract the lesser one from the greater one.
The sum has sign of the number with greater value.
Calculation:
The given sum is
As both the numbers are of different sign. Number 17 is greater than 15 therefore subtract 15 from 17 and put the sign of 17 to the result i.e. positive.
Conclusion:
The sum of
Chapter 1 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
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