Chapter 1: Q 1.25. (page 25)

Determine if each is an expression or an equation:
$(a) 3 (x - 7) = 27 (b) 5 (4 y - 2) - 7$

Short Answer

Expert verified

Part (a) $3 (x - 7) = 27$ This is an equation—two expressions are connected with an equal sign.

Part (b) $5 (4 y - 2) - 7$ This is an expression—no equal sign.

Step by step solution

Part (a) Step 1. Given information.

Given is $3 (x - 7) = 27$

Part (a) Step 2. Determine the given as an expression or an equation.

This is an equation as two expressions are connected with an equal sign.

Part (b) Step 1. Given information

Given is $5 (4 y - 2) - 7$ .

Part (b) Step 2. Determine the given as an expression or an equation.

This is an expression as there is no equal sign.

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Determine if each is an expression or an equation:
$(a) 3 (x - 7) = 27 (b) 5 (4 y - 2) - 7$

Short Answer

Step by step solution

Part (a) Step 1. Given information.

Part (a) Step 2. Determine the given as an expression or an equation.

Part (b) Step 1. Given information

Part (b) Step 2. Determine the given as an expression or an equation.

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Determine if each is an expression or an equation:(a)3(x−7)=27(b)5(4y−2)−7

Short Answer

Step by step solution

Part (a) Step 1. Given information.

Part (a) Step 2. Determine the given as an expression or an equation.

Part (b) Step 1. Given information

Part (b) Step 2. Determine the given as an expression or an equation.

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Statistics

Calculus

Decision Maths

Mechanics Maths

Logic and Functions

Theoretical and Mathematical Physics

Study anywhere. Anytime. Across all devices.

Determine if each is an expression or an equation:
$(a) 3 (x - 7) = 27 (b) 5 (4 y - 2) - 7$