radomes.openskiesproject.org
maghoover maghoover
  • 30-06-2016
  • Mathematics
Answered

which of the following is the equation of a line parallel to the line y=-x+1 passing through the point (4,1)

Ax+y=5
Bx-y=-5
Cx+y=-5
D-x-y=5

Verified Answer :

oknvecsa1
oknvecsa1 oknvecsa1
  • 30-06-2016

y=-x+b

plug in x = 4 and y = 1  to find b

1 = -4 + b   and we know that if you add 5 and -4 you get 1. So ...

5 = b so if we plug that in

y= -x + 5

which is the same as y + x = 5,  So it would be A

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