Question

Write and equation parrallel to y=-5/2x+9 that passes through the point (-6,7).

Answer 1

To be parallel, gradients are the same!
so the gradient is -5/2.
y=-5/2x +c
substitute the points youve been givrn into this to find c!
7=-5/2 (-6) +c
7=15 +c
c must equal -7
y=-5/2x -7