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

Otras preguntas

Since Ramon has 8 liter jug of water and since he fills nine 750 millimeter pitchers with water how much water is left??
Which absorption rate of minerals is faster plant foods or animal foods?
epistrophe literary definition
What did president wilson's wife make sure was on the white house lawn?
Personal care quiz---when providing nail care it is important to consult a professional true or false
how much longer is a 1-inch button than a 3/8-inch button?how much longer is a 1-inch button then a 3/8
Identify the vertical asymptote(s) of each function. Check all of the boxes that apply. f(x)=3x/x^2-16 Answers: x = -16 x = -4 x = 0 x = 4 x = 16
the value x+x(x×) when x = 2
Find the measure of an exterior angle of each regular polygon: 100-gon.
What is the distance between points (21, -32) and (-3, -25)?