Make d the subject of the formula: 3d + dxy = 4

d (3 + xy) = 4
d = 4/(3 + xy)

Answered by Maths tutor

3638 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

How do you factorise and know if it is a difference of two squares ?


The perimeter of an isosceles triangle is 16cm. The length of the base of the triangle is x+4 and that of the other two sides is x+3. Find the area of the triangle


Factorise x^(2)+5x+6


What is Pythagoras' theorem?


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