charlottenowon2 charlottenowon2
  • 12-07-2021
  • Mathematics
contestada

Solve the simultaneous equation x + 2y =2 and 2x + 5y = 4​

Respuesta :

rijarafiquee
rijarafiquee rijarafiquee
  • 12-07-2021

Answer:

(2,0)

Step-by-step explanation:

   2 (x + 2y) = (2)

   

      2x + 4y = 4

-    2x + 5y = 4

-1y = 0

y = 0

2x + 5(0) = 4

2x = 4

x = 2

Answer Link
blank61 blank61
  • 12-07-2021

Answer:

x=2 y=0

Step-by-step explanation:

solve for y

x+2y=2

x=2-2y

2(2-2y)+5y

4-4y+5y=4

4+y=4

y=0

plug into equation

2x+5(0)=4

x=2

and

x+2(0)=2

x=2

Answer Link

Otras preguntas

A cylindrical insulated wire of diameter 2.0 mm is tightly wound 200 times around a cylindrical core to form a solenoid with adjacent coils touching each other.
Please help 8/9 • 3/4
A Supreme Court justice has passed away. Who chooses the replacement justice?
A fathom is a unit of length, usually reserved for measuring the depth of water. A fathom is exactly 6.00 ft in length. Take the distance from Earth to the Moon
The local pet store surveyed 50 people about pets. Eleven of these people owned dogs, 13 owned cats, and 6 owned fish. One person owned all three types of pets,
If a=b, then a may be replaced by b in any expression
What are the reasons reflexes are useful to us ?
True False. First angle projection type used in United states.
use completeling the square to solve for x in the equation (x-12)(x+4)=9
In the Holiday Shop the manager wants 20% of the total inventory in the stockroom and the rest displayed on the floor. After meeting these instructions, you pla