christianespino19 christianespino19

01-03-2017
Mathematics

contestada

Given that ABC=DEF,AC=21x-19 and DF=3x+17, find the measure of AC? A.2 B.9 C.21 D.23

Respuesta :

Aliwohaish12 Aliwohaish12

01-03-2017

AC = DF

21x - 19 = 3x + 17
21x-3x=17+19
18x=36
X=2

Answer Link

Аноним Аноним

03-03-2017

The answer to your question is A. 2.

Answer Link

Otras preguntas

a backyard fence 80 feet long; 1 inch = 10feet

The difference of two numbers is 8 their sum is 26 find the numbers

World war 1 lasted from August 4th 1914 until November 11th,1918.During this time an estimated 10million lives were lost.About how many people were dying per da

Which word in the sentence does the underlined phrase explain? The movie, a sci-fi comedy, was more hilarious than any others I've seen. A. seen B. others C.

A polynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity

how did geography affect the ancient romans

What is a simple machine? A. any object that makes work easier when a single force is applied by changing the strength or the direction of that force B. any co

Which sentence does not have an error in subject and verb agreement? A.The Wind in the Willows were my favorite book as a child. B.Will your grandfather or gran

A number between 10 and 20 is both a factor of 60 and a multiple of 6. What is this number?

An office building casts a 90 foot shadow. At the same time of day, a 5 foot woman standing near the building casts an 8 foot shadow. What is the approximate he