citlallyfigueroa citlallyfigueroa
  • 04-10-2017
  • Mathematics
contestada

-3-4y=-23 -3x+y=2 using elimination

Respuesta :

harpazo
harpazo harpazo
  • 04-10-2017
I think you are missing an x in the equation -3 - 4y= - 23.

If not, then multiply -3x + y = 2 by 4. This will eliminate y.

4(-3x + y) = 4(2)

-12x + 4y = 8
-3 - 4y = - 23

Do you see that 4y and -4y disappear?

-15x = -15

x = -15/-15

x = 1

Can you find y?
Answer Link

Otras preguntas

what is the domain and range for y=lxl
T(8,15) is the midpoint of CD. The coordinates of d are (8,20) what are the coordinates of c
83/6 as a mixed number
What is essential for blood clotting?
.Which of the following is true, based on the scatter plot above? A.  There is no relationship between the size of
what is 7/9 as a decimal terminating or repeating decimal
What is the range of {(1, 2), (3, 4), (5, 6)}?
(32-20) divided by 4
a gardener has 27 pansies and 36 daisies he plants an equal number of each type of flower in each row what is the greatest possible number of pansies and daisie
Paloma can run the 100 meter dash in sixteen And one fith .savan best time is 19.8 seconds .how much castre is Paloma than savannah