Solve 9x +1> 2x +3
9x - 2x> 3-17x > 2x > 2/7
SG
Related Maths GCSE answers
All answers ▸Why is completing the square useful and how do you do it?
Solve simultaneously: x^2+y^2=25 and y-3x=13
John ran a race at his school. The course was measured at 450m correct to 2sf and his time was given at 62 econds to the nearest second. Calculate the difference between his maximum and minimum possible average speed. Round you answer to 3sf.
There are only red , blue and purple counters in a bag. The ratio of the number of red counters to the number of blue counters is 3 : 17. If a counter is taken randomly the probability that it is purple is 0.2 Work out the probability for it to be red.