The point (3k + 9, 2) lies on the y-axis. What is k? | StemPy Lab

Help Contact For teachers and institutes

Mock Tests Classes Groups

StemPy Lab

Learn. Solve. Code the solutions. Test yourself.

Live examsFree mock exams, timed and rankedEveryone starts together, and your score and rank come the moment it ends.See the exams →

Learn

Physics
Chemistry
Mathematics
Biology
Python Programming
Statistics & Data Science
Classes
Groups

Practice

Problems
Quizzes
Mock Tests
Question Sets
Exams
Certificates
Python Labs
AI Practice Generator
Student-Created Tests

Community

Discussions
Resources
Notes
Blog

Account

Dashboard
My Content
Profile
Log in

© 2026 senLearn. All rights reserved.Help About Contact Privacy Policy Terms of Use Refund Policy

The point (3k + 9, 2) lies on the y-axis. What is k? | StemPy Lab

Quizzes
The point (3k + 9, 2) lies on the y-axis. What is k?

MathematicsMediumHigh School (9–10)GeneralCoordinate Geometry › The Cartesian Plane

Created by StemPy Lab

The point $(3k + 9, 2)$ lies on the y-axis. What is $k$ ?

← All Quizzes

← A(2, 1), B(6, 1) and C(8, 4) are three corners of the parallelogram ABCD. What is D?Both coordinates of (a, b) are negative. After a flip in the y-axis, which quadrant holds the image? →

More onCoordinate Geometry › The Cartesian Plane

Discussion (0)

Log in to join the discussion.

Loading…

More questions on this topic

A right triangle sits in the corner between the axes, with its legs reaching (6, 0) and (0, 4).…Medium
The point P(x, 4) is reflected in the y-axis to Q(-2, 4). What is x?Easy
Starting at the origin, an ant walks 5 units to the left and then 3 units up. Where does it stop?Medium
Which of these points is farthest from the x-axis?Medium
What is the perimeter of the rectangle with the corners (1, 2), (6, 2), (6, 5) and (1, 5)?Medium

All questions on this topic →

Problems on this topic

The point P(a, b) is reflected in the y-axis.Hard
A(-1, 1), B(3, 1) and C(4, 8) are three corners of the parallelogram ABCD.Hard
Find the distance between each pair of points. (-7, -3) and (4, -3); (-5, 6) and (-5, -2)Medium
Three corners of a rectangle are (-3, -1), (2, -1) and (2, 5).Medium

All problems on this topic →