Jamari99 Jamari99

24-09-2016
Mathematics

contestada

Solve the system of equations
X+3y=-1
2x+2y=6

Respuesta :

AngeNova AngeNova

24-09-2016

x + 3y= -1 /*(-2)
2x + 2y =6
________

-2x -6y = 2
2x + 2y =6 (f1 + f2)
________
0 -4y =8
y= -2

x + 3y =-1
x -6 = -1
x= 5

Answer Link

Otras preguntas

michelle has always love party dresses as she was walking down the mall she saw a dress that is $36 and the store is taking 20% off that price

In A Midsummer Night's Dream, after Bottom returns from wandering alone in the woods, why do his fellow workmen A. Puck has cast a spell on Bottom and given him

what is 24/16 in simplest form?

Which molecule is found in both DNA and RNA? A. Ribose B. Uracil C. Phosphate D. Amino acid

the Indian subcontinent is bordered on the north by the A. Hindu Kush and Western Ghat mountains B. Himalaya and Eastern Ghat mountains C. Himalaya and Karakora

percent of change: $25;300% increase

Which sentence uses commas correctly? A. On a hike you may get thirsty, but, don't drink from the stream. B. Some streams contain germs and these can make you s

name a quadrilateral that is also a rhombus

what role did Hernan Cortes play in the fall of Tenochtitlan and the rest of the Aztec Empire

7. Which of the following sentences is punctuated correctly? Carolyn and I would go to the mall, (the skating rink), and then to a restaurant. Carolyn visited m