For the function y=3x+2, how do you find the set of coordinates with x-values 1 and 3?

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Answer 1 · 2017-08-09T11:50:34

The coordinates are#: (1,5)# #&# #(3,11).#

Function #y = 3x+2#

For #x = 1,#

#=> y= 3*1+2#

#=> y=3+2#

#=> y=5#

So the first coordinate is #(1,5).#

For #x=3,#

#=> y=3*3+2#

#=> y=9+2#

#=> y=11#

So the second coordinate is#(3,11).#

So, the coordinates are#: (1,5)# #&# #(3,11).#