X^2 - 4y = -8 y=3

X^2 - (4*3) + 8 = 0
X^2 -4 = 0
X^2 = 4
X = 2

TH
Answered by Tom H. Maths tutor

3124 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Solve the following simultaneous equations: 1) 2x + 7y = 12 2) 4x = 14 - 4y


Matt had 3 piles of coins, A, B and C. Altogether there was 72p. Pile B had twice as much as pile A. Pile C had three times as much as pile B.


Factorise this equation and then solve for x) 2x^2 - 3x-2


How do I use the quadratic formula?


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