Simultaneous Equations

Solve:

3x - y = 11

x + y = 5

• x = 4

  y = 1

• x = 4

  y = -1

• x = -4

  y = 1

• x = -4

  y = -1

Solve:

3x + 5y = 4

4x - 5y = -18

• x = -2

  y = 2

• x = -2

  y = -2

• x = 2

  y = -2

• x = 2

  y = 2

Solve:

2x + 3y = 5

x + 3y = 7

• x = -2

  y = 3

• x = -2

  y = -3

• x = 2

  y = 3

• x = 2

  y = -3

Solve:

2x + 5y = 29

x + 5y = 22

• x = 7

  y = 3

• x = -7

  y = -3

• x = 7

  y = -3

• x = -7

  y = 3

What is the solution for the System of Equations below?

y = 7x - 3

y = 2x + 7

• (-2,-17)

• (1,4)

• (3, 13)

• ( 2, 11)

What is the solution?

• No solution
• (0, 2)
• (0, -4)
• (3, -3)

Solve for (x,y)

-2x + 6y = 16

-4x - 3y = 2

• (2,2)

• (-2, -2)

• (-2,2)

• (2,1)

4x  +  y   = 10
2x  -  3y  = 19

• x = 1    y = -2 
• x = 3.5   y = -4
• x = 5   y = -1 
• x  2.5  y = -3

Solve the following simultaneous equations:

2x + 3y = 17

4x + y = 9

• x = 1

  y = 5

• x = -1

  y = 5

• x = 1

  y = -5

• x = -1

  y = -5

Solve the following simultaneous equations:

3x + 2y = 20

2x + y = 1

• x = 2

  y = 7

• x = -2

  y = 7

• x = 2

  y = -7

• x = -2

  y = -7