Simplify: y+y-x×x

y+y=2y
x×x=x2
therefore, y+y-x×x=2y-x2

KG
Answered by Kieran G. Maths tutor

6224 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

A gardener uses this formula to work out how much he charges to make a lawn. C = (7(14+A))/3. C is the charge in £, A is the area in m^2. He makes a rectangular lawn measuring 12.5 m by 17.6 m. How much does he charge? [3 marks]


Andrew buys a Laptop for £600 which includes 20% VAT. What is the price of the Laptop without VAT?


factorise and hence solve x^2 + 10x +18 = -3


How do you add or subtract two fractions?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning