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

6274 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

I'm struggling with quadratic equations


How does the equation of a circle work? What do the individual parts represent?


Find an expression for the nth term of this sequence: 3 - 11 - 19 - 27 - 35 . The nth term of a different sequence is 2n^3 + 3. Write down the first 3 terms of this sequence.


Simultaneously solve these equations 3x+y=7 and 3x-y=5


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