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Algebra
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complete the table of values

4x-7y=28

X            Y

0             ---

---           0

---           -8

Aug 10th, 2014

4x-7y=28

When x=0, -7y=28  ; y=-4

When y=0 4x=28; x=7

When y=-8

4x+56=28

4x=-28

x=-7

This 

x        y

0      -4

7       0

-7     -8

Aug 10th, 2014

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