Which of the following is the equation of a line parallel to the line y = 4x + 1, passing through the point (5,1)? A.4x + y = 19 B.-4x - y = 19 C.4x + y = -19 D.4x - y = 19

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asked Feb 1, 2019 143k views

2 Answers

Cijothomas · Answer 1 · 2019-02-06T16:43:18+0000

The correct answer is D) 4x - y = 19

To find this, start by using point-slope form using the slope from the first line (4) and the point given (5, 1). The solve for the constant.

y - y1 = m(x - x1)

y - 1 = 4(x - 5)

y - 1 = 4x - 20

-4x + y - 1 = -20

-4x + y = -19

4x - y = 19