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Chapter 1: Q20. (page 34)

Solve each equation

w=56梅(22+3)

Short Answer

Expert verified

The value of w is 8.

Step by step solution

01

Step 1. Definition.

Equation: An equation is a mathematical statement that two expressions are equal. An equation will always contain an equal sign with an expression on each side.

02

Step 2. Order of Operations.

BODMAS

B 鈥� Brackets First

O 鈥� Orders (i.e. Powers and Square Roots etc.)

D 鈥� Division

M 鈥� Multiplication

A 鈥� Addition

S 鈥� Subtraction

03

Step 3. Apply Addition Property of Equality.

w=56梅(22+3)Original equation

First, we do operations in the bracket

Inside brackets, evaluate powers.

鈬�w=56梅(4+3)

Add the numbers inside the bracket

鈬�w=56梅(7)

Divide 56 by 7, we get

鈬�w=8

Thus, the value of w is 8

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