Expand and Simplify: 16=(x-3)(x+3)

16 = (x-3)(x+3) --> 16 = x^2+3x-3x-9 --> 16 = x^2-9 --> x^2=25 --> x = +5 or -5

TT
Answered by Thaarabi T. Maths tutor

4416 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

See answer section


How to use the quadratic formula, using the following equation: x^2 + 3x - 4


Simplify p^2×p^5


Solve algebraically the simultaneous equations: x^2 + y^2 = 25 and y - 3x = 13


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