Write the equation of the line that is parallel to the line y= 3x+ 6 and passes through the point (4, 7).

Question

asked Jun 13, 2021 95.4k views

2 Answers

Adam Magaluk · Answer 1 · 2021-06-20T01:51:26+0000

Answer:

y = 3x - 5

Explanation:

Let the equation be y = mx + c

Since the equation is parallel to y = 3x + 6, gradients of the two eqns are the same

therefore, m = 3

sub (4, 7):

7 = 3(4) + c

c = -5

therefore, equation of the line is y = 3x - 5