braxtonassad braxtonassad
  • 13-02-2017
  • Mathematics
contestada

-5x+y=-2
-3x+6y=-12
Solve by using substitution.

Respuesta :

vegaxie000
vegaxie000 vegaxie000
  • 13-02-2017
-5x+y=-2
y=5x-2

-3x+6(5x-2)=-12
-3x+30x-12=-12
27x-12=-12
27x= 0
x= (0/27)
x=0
-5(0)+y=-2
0+y=-2
y=-2 
Answer Link

Otras preguntas

In ‘Castlevania: Symphony of the Night’, the lead character has the ability to shapeshift into various things just like Dracula, which of these is not one of th
The Greek letter iota, i, represents the square root of -1 (). We call i an imaginary unit. Any number that is a product of a real number and the imaginary unit
lines m and n are parallel what is the measure of angle 5
Larry wants to buy some carpeting for his living room. The leangth of the room is 3 times the width and the total area of the room is 12 square meters. what is
Describe President Wilson's reaction to Pancho Villas' invasion.
if you are right i’ll mark you as brainliest! which article of clothing signified roman citizenship? a. the toga b. the headdress c. the loincloth d. the sheil
Explain how ratios can be written as a fraction. Which value is the numerator and which is the denominator of the fraction? Give an example.
Describe the impact of colonialism on the Igbo society with the arrival of the missionaries, giving details form the novel to support your responses
Use the distributive property to solve 4x(25+4)
If a mutation results in an organism with new characteristics, what might eventually be formed?