The answer is 18.
Here's how I got my answer:
Step 1: Subtract to get 3. Which will leave you with
Step 2: Solve (81). Which leaves you with
Step 3: Do to get
Step 4: Simplify to get your answer: 18
1/2*2a= 1a
-6b*1/2=-3b
8* 1/2= 4
so 1a-3b+8
It will take 4.75 days, or 4 and 3/4's of a day if that's what you're looking for
Step-by-step explanation:
4t-2k+5k-t
=3t -3k
= 3( t-k)