willielloyd469 willielloyd469

02-11-2019
Mathematics

contestada

Given the following system of equations: 2x+6y=12, 4x+3y=15

Respuesta :

mvb7075 mvb7075

02-11-2019

2x + 6y = 12..........(1)

4x + 3y = 15............(2)

(1) * 2

= 4x + 12y= 24

SUBTRACT (1) & (2)

= 4x + 3y = 15

4x + 12y = 24 ( - )

----------------------------

-9y = -9

y = 1

x = 3

Answer Link

Otras preguntas

domain and range in interval notation

Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp tôi:( Hãy giúp t

How do u do 9! it seems complicated

Is there a way to change your username on here? I hate mine it's old, is it possible to change it?

What is the characteristics of a panther

A calculator returns the difference 5.387 E10. Which number is equivalent to 5.387 E10? O 10 x 105.387 5.387 E 10 10 x 65.387 5.387 1010

Dan had some flowers with him. He was able to divide them exactly into the groups of 3, as well as groups of 4. Which of the following could be the number of fl

Explain what a fractured clavicle is.

In a bag there are 3 red marbles, 2 yellow marbles, and 1 blue marble. What are the odds of a yellow marble being selected on the first draw? 1:5 2:4 4:2 3:3

the formula for the cost of buying a car is: cost = 12 x monthly payment + deposit b) a cost of another car is £8,000. Find the monthly payment when the deposit