Expand and simplify (b-4)(b+5)

First expand (b-4)(b+5) b2-4b+5b-4*5Simplifyb2+b-20

AW
Answered by Alisha W. Maths tutor

5972 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Solve the simultaneous equations. Equation one: 4x – 3y = 7. Equation two: 4x + y = -1.


What is the value of an investment of £4500 with compound interest of 1.3% after six years?


2x + 5y =33 x+3y = 19


Solve 3x^2 - 4x - 6 = 0.


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