Point-slope form — Algebra I · Grade 9 or accelerated Grade 8, what it means and where it is taught
y - y1 = m(x - x1). Best when you know a point and the slope.
Taught in Algebra I · Grade 9 or accelerated Grade 8.
Where it is taught
What it rests on
Work through these first if this one does not settle.
- Slope — How much y changes for each 1 that x increases.
Practise this idea
1 question in the course bank use Point-slope form, in Slope & the Forms of a Line.
Problem 1
Write the equation of the line with slope 3 through (2, 5), in point-slope form.
Worked answer
y - 5 = 3(x - 2)
y - 5 = 3(x - 2)