Expand and simplify the following expression: x(5x – 2) – 3(x2 – 2x + 7)

5x2 – 2x – 3x2 + 6x – 21= 2x2 + 4x − 21

Related Maths GCSE answers

All answers ▸

How do I work out how a number is written in fraction form, if it is a reoccurring decimal?


How do I factorise quadratic equations?


Solve 4x^2 - 3x - 4 = 0


How do I think of coordinates of a point?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences