Question

Find the equation if a line parallel to y=4x+12 that goes through the point (1,9)?​

Answer 1

y = 4x+5

Explanation:

Parallel = same Gradient

y=mx+c

m = Gradient

c = y-intercept

Hence:

Gradient = 4

y=4x+c

9=4(1)+c

c=9-4

c=5

Equation:

y=4x+5