Make x the subject of the formula y=(4x+5)/x

xy=4x+5 xy-4x=5x(y-4)=5x=5/(y-4)

RP
Answered by R P. Maths tutor

5260 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Find the points at which the equation y = x^2 - 12x + 35 intersects the x-axis.


Talil is going to make some concrete mix. He needs to mix cement, sand and gravel (1: 3:5) by weight. Talil wants to make 180 kg of concrete mix. He has 15 kg of cement, 85 kg of sand, 100 kg of gravel. Does he have enough to make the concrete?


How do I think of coordinates of a point?


x^2 - 10x + 21 = 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