Solve for x: x^2 + 6x + 8 = 0

First of all we must factorise this:x2 + 6x + 8 = 0(x+4)(x+2) = 0Now we make each bracket = 0 and solve for x.x+4 = 0 x+2 = 0x = -4 x = -2

Answered by Rikesh S. Maths tutor

3735 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

How do I expand (2x+5)(9x-2)?


ABC is a right-angled triangle (B being the right angle). Is AB=12 and BC=9, What is Angle A? (3.s.f.)


Evaluate 3 /5 + 1/ 4


If x^2 + 2y = -14 and y = 4x + 1 , by using the quadratic formula, find the possible values for x.


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