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 ( 37+ )
Otras preguntas
PLZ HELP ME Translate: como sabe esto
-1 2/3 + (-2 1/6) Use the real number properties to write an equivalent expression for this sum.
Simplify.1/2/8A.16B. 1/26C.4D. 1/4
A boy is exerting a force of 70 N at a 50-degree angle on a lawn mower. He is accelerating at 1.8 m/s2. Round the answers to the nearest whole number. What is t
a. If an item is discounted 20%, the sale price is what percent of the original price? b. If the original price of the item is $400, what is the dollar amount o
What is the value of y? 3y + 10/4 = 2y
Help please will give extra piont for best answer In a paragraph of 3–5 sentences, describe how women worked to reform society during the Progressive Era.
At the beginning of the semester students reported that they spend an average of 5 hours per day watching television, decreasing at an average rate of 30 minute
Which question can be answered by science? A. Why do paper bags look better than plastic bags? B. How much energy is used to make one paper bag? C. How should y
it takes jack ten minutes to sweep a porch. eugene can sweep the same porch in eight minutes. find out how long it would take them if they work together.
