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anonymous
 one year ago
Solve using linear combination.
x – y = –7
x + y = 7
(–7, 0)
(7, 0)
(0, 7)
(0, –7)
anonymous
 one year ago
Solve using linear combination. x – y = –7 x + y = 7 (–7, 0) (7, 0) (0, 7) (0, –7)

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pooja195
 one year ago
Best ResponseYou've already chosen the best response.2elimination basically opposites cancel so what 2 variables can we get rid of right away?

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2yep so we have 2x=0 and you get x=0

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So it would be 'D'? i think.

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2no quite remeber a negative divded by a negative is positive to 7/y=?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Oh! so positive 7 then.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Would the 0 still be before the 7? (0,7) or (7,0)

pooja195
 one year ago
Best ResponseYou've already chosen the best response.2\(\huge\color{orange}{Welcome~To~OpenStudy}\) Hey there!!! Since you are new here, read this legendary tutorial for new OpenStudiers!! http://goo.gl/5pp1u0 For an visual tutorial look at this! Its amazing :o https://prezi.com/fs3hqdpcopic/anunofficialguidetoopenstudy/ Also consider reading the CoC and the T&C http://openstudy.com/codeofconduct http://openstudy.com/termsandconditions
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