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 ( 61+ )
Otras preguntas
Describe the Landforms of the ecozone (prairie). Be descriptive
A fair die is rolled twice. Let X denote the sum of the values. What is E[X|A] where A is the event that the first roll was a 6.
Is the following sentence true or false? When two surfaces rub, the irreg-ularities of one surface get caught on those of the other surface.
write a statement about this paragraph
What is the value of the expression when n = 3? -2n(5+n-83n)
Given triangle ABC is congruent to DEC find m
how was stalin able to counter the german advance into the Soviet Union?
What is the only state capital not accessible by road?.
Use the calculator to find the product. (1. 466 × 10–8)(5. 02 × 105) What is the coefficient of the product? What is the exponent of the power in the product?.
Write two arguments in the debate over missouri statehood: one from the perspective of anortherner and one from the perspective of a southerner. you will create