Solve x^2+3x-18=0 for x

X=6 X=-3This simple question is the fundamental step of a vest argebra topics. Having a good understanding of this topic is crucial to studens who want to do well. Alternative method is to use quadratic formulas or complete the square which you should come across in future. In this case by deduction is completely fine.

RL
Answered by RongFang L. Maths tutor

3234 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

The straight line L1 passes through the points with coordinates (4, 6) and (12, 2) The straight line L2 passes through the origin and has gradient -3. The lines L1 and L2 intersect at point P. Find the coordinates of P.


Solve the simultaneous equations: 5x + y =21 and x - 3y = 9.


The Diagram shows the Triangle PQR. PQ = x cm. PR = 2x cm. Angle QP^R = 30 degrees. The area of the triangle PQR = A cm^2. Show that x = (Squared Root){2A


(6/x-2)-(2/x+3)=1


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