keewee
keewee
13-04-2014
Mathematics
contestada
solve for x of (8x+30)°(4x+18)°
Respuesta :
Lilith
Lilith
13-04-2014
[tex](8x+30) ^{o}+(4x+18)^{o} =180^{o}\\ \\ 8x+30 ^{o}+ 4x+18 ^{o} =180^{o}\\ \\12x +48^{o}=180^{o} \ \ |-48^{o}\\ \\12x +48^{o}-48^{o}=180^{o}-48^{o}\\ \\12x= 132^{o}\ \ /:12\\ \\x=\frac{132^{o}}{12}\\ \\x=11^{o} \\ \\ \\ Answer : C. 11 [/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 53+ )
Otras preguntas
More dense substances will ... A.float above less dense substances B.sink below less dense substances
Which supporting detail is most helpful in determining whether the author's purpose is to inform, explain, persuade, inspire, or entertain? Detective Glasburry
PLSS HELPPPP Reggie recorded how longRandomly selected her to walk 1 mile. He recorded the data in the dot plot below. If 126 students were selected, how many
‼️PLEASE HELP!! ASAP‼️Find the missing side
Which answer best describes this example sentence? The pair of students stepped onto the stage and asked the audience for quiet. The verb tenses in the sentence
Which phrase describes the most likely way a person could get an infectious disease? o A. Holding the hand of a person with arthritis B. Inheriting a certain ge
Whats the answer 100 points please have source to back it up:) Please help
PLZ PLZ PLZ HELP I ONLY HAVE 5 MINUTES
1 What led Colonists to write the Turtle Bayou Resolutions? 2 What impact did the Constitution of 1824 have on events in Texas?
-8^5-1408x-512x^3+104x^4+640+1216x^2