Shlumps
Shlumps
03-07-2017
Mathematics
contestada
Find the value of x.
Respuesta :
Banabanana
Banabanana
03-07-2017
An exterior angle of a triangle is equal to the sum of the opposite interior angles, so:
8x + 15 = 3x + 20 + 4x + 5
8x + 15 = 7x + 25
8x - 7x = 25 - 15
x = 10
Answer Link
ARYANAGARWAL
ARYANAGARWAL
03-07-2017
(4x+5) + (3x+20) = 8x+15
[Reason - Exterior angle is equal to sum of its two interior angles]
7x + 25 = 8x + 15
x = 10
Answer Link
VER TODAS LAS RESPUESTAS ( 67+ )
Otras preguntas
(14.02 MC) Choose all of the statements which describe the difference between the function of the support structures in plants and animals: The stem transports
what is the product –8(7 – 3 .2)
Look at one of the formulas for the perimeter of a rectangle where l represents the length and w represents the width. 2(l + w) What does the 2 represent in thi
The Roaring 20's was an exciting time in American history that brought about significant changes to American culture. There were flappers, jazz, the Harlem Rena
A fair die is rolled 5 times. What is the probability of having no 1 and no 4 among the rolls? Round your answer to three decimal places.
factor the following expression [tex]16x^{2} - 25[/tex]
Present indicative of e:ie stem-changing verbs. Select the verb that makes sense in the context of the sentence. 1. El Sr. Santino es profesor de filosofía. El
why are some voltaic cells called dry cells even though their chemistry involves water
HELP…. ASAP………HURRY….
ACELLUS LAB-ACID BASE TITRATION a student overshot the equivalence point when he was using NaOh to determine the concentration of an unknown acid, HA. What ions