GCSE Maths: Expand and simpify 14(3x-7y)-2x(21-y)

=((143x)-(147y))+((-2x21)-(-2xy))=42x-98y-42x+2xy=2xy-98y

NH
Answered by Nathan H. Maths tutor

2801 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

By plotting appropriate graphs, find x to the nearest integer if x^2+3=2-4x.


What is the probability that you pick a blue ball from a bag of 3 blue balls, 4 red balls and 2 black balls


x^2 = 4(x – 3)^2


5x-7 = 3x + 3, solve x


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