Archived App (Last seen on 1 Feb 2026)
This is an archived listing of the app previously available on the App Store.
Master finding slopes and equations of straight lines with this learning aid. It offers practice, coaching calculators, videos, and guides to simplify algebra for students. Reinforce problem-solving steps with clear examples.
7.7
September 16, 2025
This version is iOS 18 compatible and contains minor bug fixes.
20/20 Straight Line Equations focuses on helping students master finding slopes and equations of straight lines. It covers various methods for finding equations, including given two points, a point and slope, or parallel/perpendicular lines.
The app acts as a tutor by combining practice problems, coaching calculators, instructional videos, and guides. Its design reinforces each problem-solving step, making complex algebra more accessible.
20/20 Straight Line Equations is available on iPhone and iPad devices.
20/20 Straight Line Equations is a paid app, costing $0.99.
No, 20/20 Straight Line Equations is ad-free.
The app was last updated on September 16, 2025, with version 7.7.
20/20 Straight Line Equations has an age rating of 4+.
Based on 3 ratings, 20/20 Straight Line Equations has an average rating of 2.0 stars.
