Simultaneous equationsEdexcel International A Level Maths: Mind map

Exam questions on Simultaneous equations

1. Consider the simultaneous equations $y=x+1$ and $x^2+y^2=25$.
   Find the other solution of the simultaneous equations.2 marks
2. Pens cost £$p$ each and notebooks cost £$n$ each. Four pens and three notebooks cost £11.60. Two pens and five notebooks cost £13.50.
   Find the cost of three pens and two notebooks.2 marks
3. The line $L$ has equation $y=2x-5$ and the curve $C$ has equation $y=x^2-3x+1$.
   Find the $x$-coordinates of the points where $L$ meets $C$.3 marks