SpeedyGonzalez SpeedyGonzalez
  • 02-06-2017
  • Mathematics
contestada

What is the x-intercept for the following linear equation:

4x - 2y - 8 = 0



(2, 0)
(-4, 0)
(0, -4)
(0, 2)
(0, 4)



Respuesta :

irspow
irspow irspow
  • 02-06-2017
The "x-intercept" occurs when y=0, because it is at this point that the equation touches the x axis.  So if you plug in y=0 into the equation you can solve for the x coordinate.

4x-2(0)-8=0

4x-8=0

4x=8

x=2

So the x-intercept is the point (2,0)
Answer Link

Otras preguntas

____ variables are variables that are shared by every instantiation of a class. local instance
Is ABC ~ DEF? If so, name which similarity postulate or theorem applies?
the split between the eastern church and western church became known as
How do I find the answer to 2/5 = m/70?
Find the leg of each isosceles right triangle when the hypotenuse is of the given measure. Given = 5squareroot6
Your sister rakes a neighbor’s lawn. The total area she rakes is 6.2 t square meters, where t is the hours she works. If she works 3.5 hours, what is the total
My garden takes up 1/3 of my yard; I plant tomatoes in 1/2 of the garden. Write and solve the equation shown by the diagram to tell what fraction of my yard is
what value of x is in the solution set of 3(x-4)greater than or equal to 5x+2
Distinguish between manipulative experiments and natural experiments.
A single​ 6-sided die is rolled twice. the set of 36 equally likely outcomes is​ {(1,1), (1,2),​ (1,3), (1,4), left parenthesis 1 comma 5 right parenthesis comm