Algebra Test

I have marked your algebra tests, there were some real areas of weakness and areas of strength.
Top 3 scores were
Teanna 18
Yahaye 24
Samira 26

Some simplifying was excellent, as was some of the solving equations.

EVERYONE needs to look again at expanding and factorising, so that is what you should focus your revision on.

Any questions just post below.

Changing the subject

Changing the subject is a high level question and requires all your prior algebra knowledge

Here you add 4 to both sides because you want to find what y is on its own

Now we know what 2y is but we want to know what y on its own is, so we divide through by 2

So we have y on its own and we are done