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Chapter 1: Q23. (page 48)

Simplify the following equation.
$- 5 (a - 4 b) + 4 b$

Short Answer

Expert verified

The equation is $24 b - 5 a$ .

Step by step solution

01

Step 1- Simplify the expression.

Consider the expression $- 5 (a - 4 b) + 4 b$ .

02

Step 2- Step description.

Simplify the equation as follows:

$\begin{array}{l} - 5 (a - 4 b) + 4 b \\ - 5 a + 20 b + 4 b \\ - 5 a + 24 b \\ 24 b - 5 a \end{array}$

03

Step 3- Step description.

Since nothing in common in both the terms thus the equation will remain as it is.

Therefore, the simplification of the equation is $24 b - 5 a$ .

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Most popular questions from this chapter

The formula for the area of a circle with diameter d is $A = π {(\frac{d}{2})}^{2}$ . Write an expression to represent the area of the circle.

Write an algebraic expression to represent each verbal expression.

The sum of 5 and three times a number

Evaluate each expression

$\sqrt{169}$

The amount of pollutants saved by riding a bicycle rather than driving a car is calculated by adding the organic gases, carbon monoxide, and nitrous oxides emitted. To find the pound of pollutants created by starting a typical car 10 times and driving it for 50 miles, find the value of expression $\frac{(52.84 \times 10) + (5.955 \times 50)}{454}$

Name the property illustrated by each equation.

$2 \sqrt{3} + 5 \sqrt{3} = (2 + 5) \sqrt{3}$

See all solutions

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