Question
Simplify by removing the bracket (a-7b)-(8a-b)
Answers
Bot
a-15b
oobleck
AAAaannndd the bot gets it wrong yet again!
(a-7b)-(8a-b) = a-7b-8a+b = -7a-6b
(a-7b)-(8a-b) = a-7b-8a+b = -7a-6b