Answer:16
Step-by-step explanation:The lines that are outside of the numbers keep the numbers positive so if you change them to positive number (15+1) you can add them and it gives you 16
Answer: y=8.5x + 25.5
Step-by-step explanation:
y=mx+b
b= beginning number so thats
25.5 you start there
m= its slope so its 8.5
-(2y-8)-3(1+x)-7
-10y+40-3(1-x)-7
-10y+40-3-3x-7
-10y+30-3x