Equations Solve Substitution

What is the solution to the system of equations given below:

• (-1,-7)

• (0,0)

• (-1,28)

• (2,14)

Tags

CCSS.MATH.CONTENT.HSA.REI.C.6

Solve by substitution x+y=44 y=10x

• (4, 40)

• (-4, 40)

• (40, 4)

• (-40, 4)

Solve the system of equations using substitution:

y = 2x + 5

2x + 2y = 4

• (1, 7)

• (7, 1)

• (2, 9)

• (-1, 3)

3x - y = 11

x + y = 5

• x = 4

  y = 1

• x = 4

  y = -1

• x = -4

  y = 1

• x = -4

  y = -1

Solve the simultaneous equations

x+y=5

x-y=1

• x=2, y=3

• x=3, y=2

• x=3, y=-2

• x=-3, y=2

Solve the Simultaneous Equations: a+b= 3; a-b= -7

• a=-2, b = 5

• a=2, b = -5

• a=2, b = 5

• a=-2, b = -5

What is the solution to the system?

8x + 4y = 12

y = -2x + 3

• (0,3)

• (3,0)

• No solution(parallel lines)

• Infinitely many solutions

Solve:

3x + 5y = 4

4x - 5y = -18

• x = -2

  y = 2

• x = -2

  y = -2

• x = 2

  y = -2

• x = 2

  y = 2

Solve the system of equations.

• (3, -24)

• (0, 4)

• (-24, 3)

• No solution

• Infinite solutions

Solve the system by substitution

3x - y = 4

x + 2y = 6

• (-2, 2)

• (2, -2)

• (2, 2)

• (-2, -2)