cameroncowan13 cameroncowan13
  • 21-08-2020
  • Mathematics
contestada

7x-(5x-1)=2 <------ - - - - - - - - - - - - - - Solve and check the linear equation

Respuesta :

mhanifa
mhanifa mhanifa
  • 21-08-2020

Answer:

x= 1/2

Step-by-step explanation:

Solving

  • 7x - (5x - 1) = 2
  • 7x - 5x + 1 = 2
  • 2x = 2 -1
  • 2x = 1
  • x = 1/2

Checking

  • 7*1/2 - (5*1/2 - 1) = 2
  • 7/2 - (5/2 - 1) = 2
  • 7/2 - 3/2 = 2
  • 4/2 = 2
  • 2 = 2
Answer Link

Otras preguntas

In the figure below, m<1=2x° and m<2= (x+33)°.
Calculate the temperature at which the average KE molecule of a gas will be same as that of an electron accelerated through 1 volt​
In circle F with mZEFG = 70 and EF = 19 units, find the length of arc EG. Round to the nearest hundredth. E F G
shipping through the northwest passage has become less common in recent years due to increasing sea ice in the arctic during summer months? t or f
if you dream about the boy you like, what does it mean i have had him in my dreams like 4 times now​
We say he promised or he delayed or he wanted to reviewour quality procedures There is one verb incorrect
y^2 + 4 = x. for x the independent variable and the dependent variable. Determine whether the relation is a function.
If D is directly proportional to the cube of r and inversely proportional to the square root of :find D in terms of r and h given that D=25, when r=3 and h=16.
a circular feild has a diameter of 32 meters. A farmer wants to build a fence around the edge of the feild. Each metre of fence will cost £15.95 Work out the
What is the image point of ( − 2 , 8 ) after the transformation D 1/2 ​∘r y-axis ​ ?