How do you solve the system y = -x+2 and y= 3x-2?

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Answer 1 · 2015-12-29T05:11:32

Via substitution

If #y = -x + 2# & #y = 3x -2#

Then,

#y = y# #-># #-x +2 = 3x -2#

Group all the #x# terms,

#2 = 4x - 2# #-># #4 = 4x#

Then divide by 4 to find #x#,

#x = 1#

Now, substitute 1 into the original equations and see if it is true.