31-01-2017
Mathematics

contestada

2x-8y=-24
6x+4y=68
Using elimination method

Respuesta :

Mina021 Mina021

31-01-2017

6(2x-8y=-24)
-2 (6x+4y=68)
12x-48y=-144
-12x-8y=-136
-56y=-280

-280÷-56=5
y=5

2x-8 (5)=-24
2x-40=-24
+40. +40
2x=16
16÷2=8
×=8

y=5
x=8
hope this helps, if needed a picture for better understanding,please comment.

Answer Link

Otras preguntas

please help me !!! and explain your answer !!! solve for L :

............................

You learned in the lesson about positive and negative communication patterns and methods to encourage parent-child communication. Imagine you are at a supermark

Which of the following can be learned from a population pyramid? The population density of a country The ratio of 50-year-old men to 50-year-old women Th

what is the danger if you complete an assignment indolently

If a crate contains 25,500 ounces (oz) of rice, about how many pounds (lb) does it contain? [1 pound = 16 ounces] 408,000 lb 425.85 lb 2,550 lb 1593.75 lb

explain how your plant rankings could protect the dunes.

what physical characteristic of the environment caused settlement to grow in the connecticut river valley? in southern california?

can someone help me i don’t speak spanish.

write the parts of the electromagnetic spectrum in order from lowest frequency to highest frequency