9 messages · Page 1 of 1 (latest)
which question
G and i
okay for g
you expand both sides
to get 64n^2 +32n +4 -64n^2+48n-9
rememebr to get the signs the right way around
and then collect like terms to get 80n-5
5 is a factor so it is a multiple
leaden ginkgo
regal valley
jolly bolt