maiconway791
maiconway791
04-08-2017
Mathematics
contestada
Helppppppppppppppppppp
Respuesta :
kphung76127
kphung76127
04-08-2017
3x-4y=-30
3x+2y=6
Multiply the second equation by -1
-3x-2y=-6
Add the two equations together to cancel out x
-6y=-36
y=6
Then put the y value in one of the original equations to solve for x
3x+2(6)=6
3x+12=6
3x=-6
x=-2
The answer is C
Answer Link
VER TODAS LAS RESPUESTAS ( 43+ )
Otras preguntas
Two 2 1/2 inch plastic strips and two 5 1/3 inch plastic strips are used to form a rectangle. What is the perimeter of the rectangle?
How can reading out loud help you understand difficult lines in Shakespeare's plays? a. The more you read the lines, the easier they will be to understand. b.
Jack spent $100 on eight packs of cards how much did each pack cost
The function of a specific enzyme is most directly influenced by its (1) molecular size (3) carrying capacity (2) physical shape (4) stored energy
The bottom of Onondaga Lake in upstate New York contains large amounts of pollutants. One proposal to clean the lake bottom requires that the pollutants be remo
Why did parliament decide to pass four new Laws in the Massachusetts colonies in 1774?
How many total moles of KNO3 must be dissolved in water to make 1.5 liters of a 2.0 M solution? (1) 0.50 mol (3) 3.0 mol (2) 2.0 mol (4) 1.3 mol
Read this line from the passage: That, and thy repentance, may avail to take the scarlet letter of thy breast Which theme of the story does the scarlet letter
The percent by mass of calcium in the compound calcium sulfate(CaSO4 ) is approximately (1) 15% (3) 34%(2) 29% (4) 47%
A company that dominates the production of a specific good or service to the point of there being limited to no competition within the industry, is known as a a
