Find the intercept and gradient from a line given in any form

Find the intercept and gradient from a line given in any form

Lesson details

Key learning points

  1. In this lesson, we will investigate different strategies to find the intercept and gradient for a linear graph. Each method will utilise the equation of the line.

Licence

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3 Questions

Q1.
Work out the equation of the line.
y=0.5x+4
y=3x-1.5
Correct answer: y=3x+4
y=x+4
Q2.
Work out the equation of the line.
y=-1/3x+2
y=-2x+2
Correct answer: y=-3x+2
y=3x+2
Q3.
Find the equation of the straight line that has a gradient of 4 and passes through the point (1, 10)
y=4x
y=4x+1
y=4x+10
Correct answer: y=4x+6

3 Questions

Q1.
What is the gradient of the line y=4x-5
-5
1
Correct answer: 4
4/5
Q2.
What is the y intercept of the line y=7x-2
Correct answer: -2
-3.5
3.5
7
Q3.
Work out the gradient of the line 2y + x = 20
Correct answer: -0.5
-1
0.5
1

Lesson appears in

UnitMaths / Revise - Linear and Quadratic Graphs

UnitMaths / Straight Line Graphs (y=mx+C)