   Chapter 5.CT, Problem 2CT Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Solutions

Chapter
Section Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem

Solve each proportion for x.a) x 5 = 8 13 b) x + 1 5 = 16 x - 1

To determine

a)

To solve:

x5=813.

Explanation

Proportion:

A proportion is a statement that equates two ratios or two rates.

Thus ab=cd is a proportion and may be read as a is to b as c is to d.

Here, extremes of the proportion is the first and last term (a and d), whereas Means of the proportion is the second and third term (b and c).

Means – Extremes property:

In a proportion, the product of the means equals the product of the extremes.

If ab=cd (where b,

To determine

b)

To solve:

x+15=16x-1.

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