Homework Help: Coordinate system

Posted by Catherine on Tuesday, July 19, 2011 at 2:15pm.

XComplete the table of values for the equation 8x+2y=80

xy
0?
?0
2?

that is what I got so far, please help me get the rest

Coordinate system - Reiny, Tuesday, July 19, 2011 at 3:20pm
x y
0 40
10 0
2 32

notice that in each case 8 times the first plus twice the second is 80

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