ws6025p09my1
ws6025p09my1
01-12-2017
Mathematics
contestada
求解8 [7 - （6x - 6）] + 6x = 0。
Respuesta :
tynollette
tynollette
01-12-2017
先除掉小括号：
8[7-6x+6]+6x=0
8[13-6x]+6x=0
再除掉中括号：
104-48x+6x=0
-42x=-104
x=104/42=52/21
得数有点怪怪的，但我算了两边还是这个结果
Answer Link
VER TODAS LAS RESPUESTAS ( 97+ )
Otras preguntas
The viral infection Hepatitis A can be most effectively controlled if?
It takes Franklin 14 hours to make a 200-square-foot cement patio. It takes Scott 10 hours to make the same size patio. Which equation can be used to find x, th
Before becoming president of the united states, george w. bush first attempted to enter public office as a _____. house of representatives member texas state se
Individuals who have high self-esteem are most likely to a. be more creative. b. be less popular among their peers. c. worry about what others think about th
martina needs to memorize words on a vocabulary list for french class. she has memorized 12 of the words, which is three-fourths of the list. how many words are
in what way are all living organisms on earth similar? a. they all grow using a code based on fatty acids. b. they all have the same exact nucleotide code. c. t
which statement about compound subjects is false? a singular verb is needed when the parts of a compound subject are thought of as one item. in a sentence with
Diffusion is the movement of a substance, a. only through the lipid bilayer. b. only in liquids. c. only in air. d. from an area of high concentrtion to an
What happens when light rays incident on a convex mirror run parallel to its principal axis?
If you begin to lose control of your credit card debt, you should do all of the following except: a. keep paying, even if you have to pay less than the minimum
