Solve the simultaneous equations: x2 + y2 = 20, 3x=2-y

x = -4/5 or 2
y = 22/5 or -4

IA

Related Maths GCSE answers

All answers ▸

There are 5 cards in order from smallest to largest, _ _ _ _ 8. The range is 6, the median is 6, the mode is 2, and the mean is 5. Find the numbers missing on the 4 blank cards.


What are surds and how does multiplying them work?


Work out 7/8 × 3/4


How do I work out if two lines are parallel?