Concept explainers
(a)
To write: two different expressions for the given statement
(a)
Answer to Problem 34HP
The first expression is
Explanation of Solution
Given:
Each with more than one operation thathas a value of 20
Calculation:
Let first consider the expression,
To show that its value is 20, evaluate it according to the order of operations.
So, first solve the brackets.
Now, divide
Thus, our first expression is
Now, consider the expression.
To show that its value is 20, evaluate it according to the order of operations.
Now, multiply.
Now add or subtract in order from left to right.
Since, going from left to right, first operation is subtraction, so subtract first.
Finally add to obtain
Thus, our second expression is
Conclusion:
Hence, the first expression is
Chapter 1 Solutions
Pre-Algebra, Student Edition
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