shamarss shamarss
  • 25-09-2018
  • Mathematics
contestada

Solve the following system by any method.
2x – 6y = 24
–5x + 6y = –6 

Respuesta :

Аноним Аноним
  • 25-09-2018

Adding the 2 equtions eliminates y   ( -6y + 6y = 0) :-

-3x = 18

x = -6

Plug x = -6 into first equation:-

2(-6) - 6y = 24

-6y =  36

y = - 6

Answer x = -6, y  = -6

Answer Link

Otras preguntas

If a = b + c and c ___ 0, then a > b. Choose the relationship symbol that makes a true statement. < = >
a car accelerates on a horizontal road due to the force exerted by : (a) engine of car (b) driver of car (c) earth (D) road
Determine the sign of cos pi/3 without using a calculator.
When reading the book "parrot in the oven", what is Mannys goal and how does he go about achieving it?
You’re speeding at 85 km/hr when you notice that you’re only 10 m behind the car in front of you, which is moving at the legal speed limit of 60 km/hr. You sla
Which is a factor of 3x2y2 + 6x2+ 12y2 + 24 ? 6 x2 + 2 y2 + 6 x2 + 4 Not sure how to do this..
Classify an equiangular triangle by its angles. Choose one answer. a. right b. acute c. obtuse d. cannot be determined
This is more a math question but no one is answering in the "math" section. Compute 6.28x10^13 +6.30x10^11. Express your answer to three significant figures.
I need help studying. I'm a visual learner and IDK how to study. Like, I study and I get a D and I teach the material and I even go through the worksheets my te
A ship sails 200 km on a bearing of 243.7 degrees. (a) How far south has it travelled? (b) How far west has it travelled?