Answers>Maths>GCSE>Article

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

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

Answered by • Maths tutor

7807 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Paul organised an event for a charity. Each ticket for the event cost £19.95 Paul sold 395 tickets. Paul paid costs of £6000 He gave all money left to the charity. (a) Work out an estimate for the amount of money Paul gave to the charity.

2476 adults watch a cricket match. The ratio men : women is 3 : 1 How many more men than women watch the match?

It would take 120 minutes to fill a swimming pool using water from 5 taps. How many minutes will it take to fill the pool if only 3 taps are used?

Solve the simultaneous equations 7x - 2y = 22 and 5x + 3y = 29

We're here to help

+44 (0) 203 773 6020

Company Information

Popular Requests

Maths tutor Chemistry tutor Physics tutor Biology tutor English tutor GCSE tutors A level tutors IB tutors Physics & Maths tutors Chemistry & Maths tutors GCSE Maths tutors

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy

CLICK CEOP

Internet Safety

Payment Security

Cyber

Essentials