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Chapter 1: Q22. (page 9)

Find the value of each expression

2+85梅2-3

Short Answer

Expert verified

Value of2+85梅2-3 is 19

Step by step solution

01

- Order for simplification 

To evaluate any expression involving more than one operation, follow the below order of operations:

  • First evaluate expressions inside grouping symbols like parentheses ( ) or brackets [ ].
  • Evaluate the exponents.
  • Perform Multiplication and division from left to right.
  • Perform addition and subtraction from left to right.
02

- Simplify expression inside grouping symbol

To evaluate the value of the given expression, first multiply then divide numbers from left to right as shown below

2+85梅2鈭�3=2+40梅2鈭�3=2+20鈭�3

03

- Add 2 with 40 then subtract 3

Now, to simplify further add and subtract the numbers to get

2+20鈭�3=22鈭�3=19

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