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

What is the range for the following function? y=1/(x+2)+3 A){y: y∈ℝ, y≠-2} B){y: y∈ℝ, y≠2} C){y: y∈ℝ, y≠3} D){y: y∈ℝ}

Now find the electromotive force E2(t) induced across the entirety of solenoid 2 by the change in current in solenoid 1. Remember that both solenoids have lengt

1. Paulino le pide el ____ al camarero. a. plato b. menú 2. El plato del día es ____. a. salmón b. atún 3. Pilar ordena ____ para beber. c. leche b. ag

Mazzeo's Appliance Store requires a down payment of on all install- ment purchases. Norton's Depot requires a 30% down payment on installment purchases. Which s

A doctor finds a partial blockage in a blood vessel. The flow speed in the region of the partial blockage is 5100 mm/hour. In a nearby vessel that is clear, the

Which of the following is least likely to be a key consideration when a company chooses a supplier? A. lead time and on-time delivery B. flexibility of design

Your team has been asked to design a LAN for a very successful CPA firm with five departments in one building and a total of 560 employees. Currently, the firm

two people are standing 100m apart on the bank of a river that flows due east. if a rock on the opposite bank is along a bearing of N 25 degrees East from one p

When the continents were assembled and mountain ranges were matched up, mountains in Scandinavia and the British Isles matched up perfectly with which North Ame

When Sports 360, a sports bar in New York, saw yet another sports bar open up across the street it knew that it would have to lower its price again to stay in b