Calculate y=4x-6 when x=3

Firstly we have an equation y=4x-6. We are given that x=3 and we want to find y. What we must do is substitute x=3 into the equation to get y: y=4(3)-6 =6

SU
Answered by Sinan U. Maths tutor

3611 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Fully expand (2x+4)(4x-3).


Solve these two simultaneous equations.


Draw the graph of y=2-3x for values of x from -3 to 3.


If you are given the function f(x) = 10-3x and g(x) = (x-3)/2 , find the value of the composite function gf(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