Question

Write the equation of the line that passes through (-1,4) and parallel to -x + 2y = 6.

Answer 1

make y the subject first

Explanation:

y=x/2 +3

parallel lines have equal gradient m1=m2

y-y1=m(x-x1)

y-4=1/2(x-(-1))

y=1/2(x) +1/2+4

final answer

y=1/2(x) +9/2