How do you complete the ordered pair (–2, ?) given –2x + y = 3?

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Answer 1 · 2016-09-15T11:52:54

#y = -1#

Change the equation to have #y# as the subject.

#y = 2x+3#

From the ordered pair, #(-2,?) # we have #x = -2#

Substitute to find y:

#y = 2(-2)+3#

#y = -4+3#

#y = -1#