Straight-line equations, intercepts and intersections: check 1
Difficulty: ★★☆Info
Maths4U Original · Short practice
A line has gradient 3 and passes through \((2,-1)\). Find its y-intercept.Enter one number or fraction. Round decimals to at least six decimal places when needed.
Straight-line equations, intercepts and intersections: check 2
Difficulty: ★★☆Info
Maths4U Original · Short practice
Find the gradient of the line through \((-1,4)\) and \((3,-8)\).Enter one number or fraction. Round decimals to at least six decimal places when needed.
Straight-line equations, intercepts and intersections: check 3
Difficulty: ★★☆Info
Maths4U Original · Short practice
Find the x-coordinate of the intersection of \(y=2x+5\) and \(y=-x-1\).Enter one number or fraction. Round decimals to at least six decimal places when needed.
Straight-line equations, intercepts and intersections: check 4
Difficulty: ★★☆Info
Maths4U Original · Short practice
Which is the equation of the vertical line through \((-3,7)\)?Choose one answer.
Straight-line equations, intercepts and intersections: review variant 1
Difficulty: ★★☆Info
Maths4U Original · Short practice
A line has gradient -2 and passes through \((3,2)\). Find its y-intercept.Enter one number or fraction. Round decimals to at least six decimal places when needed.
Straight-line equations, intercepts and intersections: review variant 2
Difficulty: ★★☆Info
Maths4U Original · Short practice
Find the gradient through \((-2,-3)\) and \((3,7)\).Enter one number or fraction. Round decimals to at least six decimal places when needed.
Straight-line equations, intercepts and intersections: review variant 3
Difficulty: ★★☆Info
Maths4U Original · Short practice
Find the intersection x-coordinate of \(y=2x+1\) and \(y=5x-8\).Enter one number or fraction. Round decimals to at least six decimal places when needed.
Straight-line equations, intercepts and intersections: review variant 4
Difficulty: ★★☆Info
Maths4U Original · Short practice
A vertical line passes through \((7,-3)\). It has equation \(x=k\). Find k.Enter one number or fraction. Round decimals to at least six decimal places when needed.