katiria921 katiria921
  • 26-03-2015
  • Mathematics
contestada

substitution for y=-8 and y=-2x-12

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 26-03-2015
subsitute -8 for y so
-8=-2x-12
add 12 to both sides
12-8=-2x+12-12
4=-2x+0
4=-2x
divide both sdie sby 2
2=-x
multiply -1
-2=x
Answer Link
SchwarzschildRadius
SchwarzschildRadius SchwarzschildRadius
  • 27-03-2015
So,

Substitute -8 for y
-8 = -2x - 12

Add 12 to both sides
4 = -2x

Divide both sides by -2
-2 = x
Answer Link

Otras preguntas

what is the area of the trapiozd 12 in base 6 in height
When choosing vocabulary to explicitly teach, teachers should consider which of the following?a. Words that are used in multiple contexts b. Words that have def
what did the land law of 1851 establish?
Topic : Substitution and Formula Website : Mathswatch
Izzie bought 6 hoodies that each cost the same amount and a pair of shorts that cost $23. The items she bought cost a total of $194 before tax was added. What w
Where in an organism will mitosis take place
What is the perimeter of the triangle? units
[tex]sec {}^{2} a \: . \: cosec {}^{2} a = {tan}^{2}a + {cot}^{2} a + 2 \\ [/tex]Please help!!!!!!!!!!!!​
What is the surface area of the solid?
So for the end of the school year tests for 8th grade on the tests (math and English) do I have to get a good score to be able to pass onto the 9th grade or lik