Chapter 1: Q31. (page 45)

Simplify each expression. If not possible, write simplified.
$7 m + 7 - 5 m$

Short Answer

Expert verified

The simplified expression of $7 m + 7 - 5 m$ is $2 m + 7$ .

Step by step solution

Step 1. Identify the like terms.

Like terms are the terms having the same variables with the same power.

The given expression has mas like terms.

Step 2. Combine the like terms.

$7 m + 7 - 5 m = (7 m - 5 m) + 7 [A s s o c i a t i v e P r o p e r t y]$

Step 3. Simplify the expression.

A simplified expression does not contain any like terms or parentheses.

$\begin{array}{l} 7 m + 7 - 5 m = (7 m - 5 m) + 7 [S u b t r a c t] \\ = 2 m + 7 \end{array}$

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Simplify each expression. If not possible, write simplified.
$7 m + 7 - 5 m$

Short Answer

Step by step solution

Step 1. Identify the like terms.

Step 2. Combine the like terms.

Step 3. Simplify the expression.

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Simplify each expression. If not possible, write simplified.7m+7-5m

Short Answer

Step by step solution

Step 1. Identify the like terms.

Step 2. Combine the like terms.

Step 3. Simplify the expression.

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Theoretical and Mathematical Physics

Mechanics Maths

Logic and Functions

Calculus

Applied Mathematics

Pure Maths

Study anywhere. Anytime. Across all devices.

Simplify each expression. If not possible, write simplified.
$7 m + 7 - 5 m$