ALGEBRA. Simultaneous Equations. 1. Solve by Subtraction
20 Questions with Animated Step-by-Step Answers.
Questions include negative numbers
Each question consists of…
A slide with the question boldly displayed in large white font against a black background.
A slide with the question displayed in smaller black font against a white background. These can printed for students to complete on paper or they can be projected on to the board to be completed by students or teachers.
A slide with an animated step-by-step walkthrough.