Question: 1. y = (2/3) x - 1 y = - x + 4 2. x + y = 0 3 x + y = -4

1. y = (2/3)x - 1

y = -x + 4

2. x + y = 0

3x + y = -4

3. 4x + 3y = -15 y = x + 2 4. x + 2y = -4 4y = 3x + 12 5. y = (2/3)x - 1 y = -x + 4 6. x + y = 0 3x + y = -4 7. y = -2x + 1 y = x - 5 8. x + y = 2 4y = -4x + 8

9. Sam goes to Taco Bell in order to get lunch for his family. He orders a total of 42 tacos and burritos.Burritos cost $1.50 each, tacos cost $2.50 each and his total bill is $72. How many tacos and burritos did Sam buy? Show your work using either method.

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