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

Two ants are at a common point at time t=0, the first ant starts crawling along a straight line at the rate of 4 ft/min. Two minutes later, the second ant start

Which describes the Anasazi or ancestral Pueblo Indians of the Southwest? A. lived in cliffside caves or adobe dwellings B. lived near the water and celebrated

Scientists use different types of microscopes to observe objects that are not visible to the naked eye. A scientist is reviewing various samples of pond water t

what three countries were annexed by the soviet union in 1939 because of their location

Let f(x) = 7x - 13. Find f-1(x).

How is it possible for a single sedimentary rock to contain rock particles animal shells and minerals that crystallized from water?

During the first phase of a district court trial, a _____ hears the charges against the defendant and issues an indictment.

Find the value of the expression log27√3

an ultrasound wave vibrates 30,000 times per second. what is the frequency

the empirical formula of a compound is NO2. it's molecular mass is 92g/mol. What is its molecular formula?