SkyTaaHii SkyTaaHii
  • 22-01-2017
  • Mathematics
contestada

Solve using elimination method

Solve using elimination method class=

Respuesta :

bassmalla16 bassmalla16
  • 22-01-2017
4(3x+2y=4)
3(4x+7y=1)

12x+8y=16
-
12x+21y=3

-13y=13
 13\-13 
y = -1 

since y = -1 

3x+(-1*2)=4 
3x-2=4 

4+2=6 
then 3x = 6 
6/3 =2 
x=2

(-1,2)
Answer Link

Otras preguntas

Mechanical....... to Heat (Thermal) Light Sound Chemical to… Electrical Heat (Thermal) Light Sound Electrical to… Electrical Heat (Thermal) Light Sound EXAPMLE
From 1915-1934 the United States military occupied the country of Haiti. This action was an extension of WHICH foreign policy statement?
Mechanical....... to Heat (Thermal) Light Sound Chemical to… Electrical Heat (Thermal) Light Sound Electrical to… Electrical Heat (Thermal) Light Sound
what type of bond is formed when two nonmetal atoms get close enough for their orbitals to overlap? a- ionic bond b- covalent bond c- metallic bond
What does seditious speech target?
who explored the eastern coast of north america for france
An automobile manufacturer wants to find out what types of product-related problems its customers are experiencing. The best method to gather the data is
fran has "buy one get one free" ticket to the comedy club. she is bringing 7 people including herself. if the regular price is $10.75 per person, how much chang
About one-third of American words come from Latin or Greek. a. True b. False
calculate the area of the triangle. 7m. by 4m. a.14m^2 b.18m^2 c.28m^2 d.56m^2