Hey hey hey, back at it again because I can't do math to this day ! (the answer would need to be simplified)
-4+(3n-5)-7n

How to Solve:

So first start with the parentheses, which just rewrites the problem too -4+3n-5-7n. Next, you want to add like terms, so it becomes -9-4n! If you don't know like terms are anything variable that matches, for example, 7n & 3n! Along with -4 & -5!

i think 1: 2

step-by-step explanation:

here is a big fat