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

A certain substance X condenses at a temperature of 123.3 degree C . But if a 650. g sample of X is prepared with 24.6 g of urea ((NH2)2 CO) dissolved in it, th
A Thor name for members of the Church of England
You build and maintain two biologically diverse terrariums that are identical in every way at the beginning, except that one is divided in half by an unbreachab
Why is Texas considered a cultural melting pot? Explain.
Jim has part ownership in a house. He has decided to sell his interest. He signs an agreement with a local real estate designated broker without informing the o
how do you do x-3y=3 step by step
A standard die is rolled 360 times in hopes of rolling a 5 or 6. So the probability of success is p=1/3. Find the standard deviation of the binomial distributio
Can someone please help me with this
Suppose the following information was taken from the 2014 financial statements of FedEx Corporation, a major global transportation/delivery company. (in million
what is the special job for the bone​