eugeneeunarlie
eugeneeunarlie
21-06-2017
Mathematics
contestada
solve for ;x+20/2=3x
Respuesta :
flossyraven
flossyraven
21-06-2017
x in (-oo:+oo)
(x+20)/2 = 3*x // - 3*x
(x+20)/2-(3*x) = 0
(x+20)/2-3*x = 0
(x+20)/2+(-3*2*x)/2 = 0
x-3*2*x+20 = 0
20-5*x = 0
(20-5*x)/2 = 0
(20-5*x)/2 = 0 // * 2
20-5*x = 0
20-5*x = 0 // - 20
-5*x = -20 // : -5
x = -20/(-5)
x = 4 so x= 4
Answer Link
VER TODAS LAS RESPUESTAS ( 62+ )
Otras preguntas
Which of the following sociological perspectives points out that multinationals' investment in limited economic sectors (like hotels and expensive restaurants)
Respuestas please, me pueden explicar
Which of the following is correct regarding the pupils and opioid use? A. There is no correlation to pupils and opioid use. B. Opioid intoxication results in di
What is the importance of the enzymes and acids released by the stomach?
Like the alternative-choice close, the _____ close asks the prospect to select between options which are low-risk decisions such as delivery dates, optimal feat
At the NasmiteYoga Studio, the first two yoga classes are free with a registration fee of $15. Each class after that is $45. How many classes can you take for $
What grammatical category is considered the unmarked argument class?a. Nounb. Verbc. Adjectived. Adposition (Preposition/Postposition)
Ahlana is investigating to see if high school boy athletes spend more time playing sports per week than high school girl athletes. She takes a simple random sam
Which type of home-based care service provides support, comfort, and care to a person with an incurable disease? A Home health B Hospice C Home care D Hospital
Check the combined bending and axial compression parallel to the grain for the cantilever column made of 12"x12" Spruce Pine Fir No.2. Assume the column is late
