Simultaneous Equations: Key Skills

1 · Substituting values 2 · Checking a solution 3 · Multiplying an equation 4 · Adding and subtracting terms 5 · Adding or subtracting two equations 6 · Making coefficients the same size 7 · Solving the equation that is left 8 · Making a variable the subject 9 · Substituting an expression 10 · Rearranging into $y = mx + c$ 11 · Tables of values and intercepts 12 · Forming two equations Mixed 1–12