Solving systems of equations by substitution

Y = x - 8

X = -4

• 12

• -12

• 4

• -4

Y = 3x - 9

X= -2

• -15

• 15

• -3

• -8

Y = 18 + x

X = 2

• 16

• 36

• 20

Y = -24 + x

X = 3

• -72

• -21

• -27

• -8

Y = x + 6

X = 14

• 84

• -8

• 20

• 2.33

Y = 9x - 9

X = 9

• 72

• 9

• -8

• 27

Y = 9x - 16

X = 3

• 11

• -13

• 43

• -4

Y = 3x - 4

X = 4

• 11

• 3

• 16

• 8

Y = -2x -12

X = -8

• -2

• -22

• -28

• 4

Y = 5x + 14

X = 6

• 44

• 16

• 25

• 3