Rearrange the formula: m = 2ab/4c+b to make b the subject

m = 2ab/4c+b [times both sides by (4c+b)]

m(4c+b) = 2ab (expand the bracket)

4cm+bm = 2ab (take away bm from both sides)

4cm = 2ab - bm (take out b as the common factor)

4cm = b(2a-m) [divide both sides by (2a-m)]

4cm/(2a-m) = b

Answered by Melanie U. Maths tutor

5330 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

What is the solution to x^2 + 5x - 7 = 0


Solve 2x+3 + ((4x-1)/2) = 10


What is 17 multiplied by 120?


simplify 4p^3 x 3p^4


We're here to help

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

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences