citlallyfigueroa citlallyfigueroa

04-10-2017
Mathematics

contestada

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

Respuesta :

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 am i missing I have 1. carbon dioxide 2. oxygen and that's it please help

Will award brainlist d+6/−2=5. What is d

Write a quadratic function in vertex form for the function whose graph has it's vertex at (5,4) and passes through the point (7,1)a quadratic function

what was Frederick mieschers contribution to the discovery of genetic code

p+4=5p+3p-10can you help me show my work?

A zoo animal with an infectious disease needs to be If there is no means to keep the animal in.

Distance to NYC: How far is 100 miles, in kilometers

possible combination of 5 names

Without graphing is each system independent dependent or inconsistent

Stanley ran a 5 kilometer race in 30 minutes. what was his speed in kilometers per hour? round to the nearest tenth