System of Three Equations

The price of 2 kg of mango, 2 kg of oranges and 1 kg of grapes is IDR 76,000.00 and the price of 1 kg of mango, 2 kg of oranges and 2 kg of grapes is IDR 98,000. If the price of 2 kg of mangoes, 2 kg of oranges, and 3 kg of grapes is IDR 136,000, then the price of 1 kg of oranges is…

• Rp8.000,00

• Rp10.00,00

• Rp15.000,00

• Rp20.000,00

• Rp30.000,00

Determine which ordered triple is a solution of the systems of equations?
2x+y=0
x+3y-z=-11
7x+5y+4z=21

• (0,0,11)

• (1,-2,6)

• (-1,2,-16

• (0,1,-14)

Solve the system.

• (1, 2, -2)

• (1, -3, -2)

• (-1, 3, 2)

• No Solution

Solve the system. 

• (5, -6, 3)

• (2, 3, -1)

• (-4, 2, 5)

• No Solution

Solve the system. 

• (1/2, 4, -2)

• (3, 3/2, -1/2)

• (-1, 6, -4)

• Infinitely many solutions

Solve the system of equations: 

• ( 5, 1, -4)

• (-5, 3, -1)

• None of these

• ( -1, 5, -4)

________________ is a set of two or more equations that have the same variables.

• solution of a system

• elimination method

• system of equations

• table

Solve the system of equations.
x-3y=13
5x+6z=41
2x+4y-z=5

• (7,-2,1)

• (13,0,-4)

• (10,-1,11)

• (1,-4,6)