2different ways to solve -10 = 1/4(8y-12)

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

Atorch and a battery cost 2.50 altogether. the torch costs 1.50 more than the battery. what fraction of the total price is the torch? give your answer in its simplest form.