Question

What is an equation of the line that is parallel to y = 9- 4x and passes through (0, 7)​

Answer 1

y = -4x + 7

Explanation:

Since they are parallel they must have the same gradient which is -4

`y = mx + c`

m = -4

x = 0

y = 7

7 = -4 × 0 + c

c = 7

`y = - 4x + 7`