Simplify and then solve by factorisation 3x(x+2)-7=2, to find x.

3x(x+2)-7=2 3x2+6x-7=2 3x2+6x-9=0 3(x2+2x-3)=0 [Divide by 3] (x2+2x-3)=0 (x+3)(x-1)=0 x= -3 x=1

IM
Answered by India M. Maths tutor

6936 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

A bag contains 4 red counters and some blue counters in the ratio 1:4 respectively. How many counters are there in the bag altogether?


Sam uses 140g of flour to make 12 cakes. How much flour will Sam need to make 21 cakes?


√5(√8 + √18) can be written in the form a√10 where a is an integer. Find the value of a.


Solve the simultaneous equations: x^2-y=16 and 2y-4=14x


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