The original cost is $3.00.
Hope this helps and if someone else comments put mine brainliest.
6.20÷4 = 1.55
price per individual dounut =$1.55
1.55×12=18.6
12 donuts =$18.6
7x+2m+25 I believe is the answer
So basically I added the x’s first 3x+4x=7x
Next I added the m’s 7m-5m=2m
That left 25
And a + are left
So the two answers 7x+2m and add +25
7x+2m+25
Yes it can be guaranteed to get a sum of 7 once
