Respuesta :

lonorlaxamana

Answer:

You basically plug them in.

x y

2, 20

4, 12

5, 8

6, 4
substitute the x for the number in the box that is under x (left side ). for example , the first one is 2 so the equation would be

28 - 4(x) = y
28 - 4(2) = y
28 - 8 = y
20 = y

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