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Chapter 1: Q 123. (page 38)

Simplify using the order of operations.

3(1+9×6)−42

Short Answer

Expert verified

The required answer is149.

Step by step solution

01

Step 1. Given information.

We have given expression is31 + 9 × 6 − 42.

02

Step 2.  Simplify the expression.  

By using the order of operations.

31 + 9 × 6 − 42=3× 55-42=3× 55-16=165-16=149

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