Question 1
Another line, R, has equation y=-3 x+5.
Find the equation of the line which is parallel to R and goes through the point (1,5).
Give your answer in the form y=m x+c.
y=
Another line, R, has equation y=-3 x+5.
Find the equation of the line which is parallel to R and goes through the point (1,5).
Give your answer in the form y=m x+c.
y=
y=-3x+8
B1 for -3x+c as answer, c=5
or M1 for 5=−3×1+c
The equation of line L is y=5 x-3.
Write down the equation of a line parallel to line L.
5x+k(k=−3)
Write down the equation of a line parallel to the line y=2x.
y=2x+k, k e0, or equivalent. B1