Chapter 1: Q79. (page 18)

Find the value of each expression
79. $5 + 9 \div 3 (3) - 8$

Short Answer

Expert verified

Value of $5 + 9 \div 3 (3) - 8$ is $- 2$

Step by step solution

- 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.

- Simplify expression inside grouping symbol

To evaluate the value of the given expression, first simplify the expression inside the parenthesis then perform division from left to right as shown below

$\begin{matrix} 5 + 9 \div 3 (3) - 8 = 5 + 9 \div 9 - 8 \\ = 5 + 1 - 8 \end{matrix}$

- Add 5 with 1 then subtract 8

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

$\begin{matrix} 5 + 1 - 8 = 6 - 8 \\ = - 2 \end{matrix}$

Unlock Step-by-Step Solutions & Ace Your Exams!

Full Textbook Solutions
Get detailed explanations and key concepts
Unlimited Al creation
Al flashcards, explanations, exams and more...
Ads-free access
To over 500 millions flashcards
Money-back guarantee
We refund you if you fail your exam.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

Recommended explanations on Math Textbooks

View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Find the value of each expression
79. $5 + 9 \div 3 (3) - 8$

Short Answer

Step by step solution

- Order for simplification

- Simplify expression inside grouping symbol

- Add 5 with 1 then subtract 8

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Calculus

Pure Maths

Discrete Mathematics

Applied Mathematics

Mechanics Maths

Decision Maths

Study anywhere. Anytime. Across all devices.

Find the value of each expression79. 5+9÷33-8

Short Answer

Step by step solution

- Order for simplification

- Simplify expression inside grouping symbol

- Add 5 with 1 then subtract 8

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Calculus

Pure Maths

Discrete Mathematics

Applied Mathematics

Mechanics Maths

Decision Maths

Study anywhere. Anytime. Across all devices.

Find the value of each expression
79. $5 + 9 \div 3 (3) - 8$