webbbrianna03 webbbrianna03

03-09-2020
Mathematics

contestada

Solve the system of equations using substitution.
2x + 8y = 24
-2x + y = 12
A (-7,-4)
B (-4,4)
(-4,-7)
(-7,4)

Respuesta :

swoosha23 swoosha23

03-09-2020

It’s B
2(-4)+8(4)=24
-8+32=24

-2(-4)+4=12
8+4=12

Answer Link

Otras preguntas

Why is MLK,Rosa Parks,Harriet Tubman,and Colin Powell considered heroes?

The Indian National Army fought alongside the Japanese Germans Russians British during World War II.

Which process occurs at the anode in an electrochemical cell? (1) the loss of protons (2) the loss of electrons (3) the gain of protons (4) the gain of electron

When did worshiping of ancient Greek gods come to an end?

A Web site that has a posted privacy policy protects users from a. release of information on browsing history. b. release of personal identification. c. down

A 70.-kilogram cyclist develops 210 watts of power while pedaling at a constant velocity of 7.0 meters per second east. What average force is exerted eastward o

Unlike Britain, France, and Russia, the United States A. controlled large areas of China. B. wanted to keep trade in China open. C. had no interest in trade

Which of the following sentences has an adverbial phrase? A. I am available at the moment. B. I can be available. C. I am available today. D. I am available now

how to graph system of equationy=-2x+1y=x-5what does the solution mean to this problem?

how do you know 13 is the greatest prime number of 52