Since there are two negative signs in front of the 17 it becomes a positive and then since there are two after that becomes plus so 17+17.9 and u get 34.9
Ok, I'm only in 8th grade but I believe you do addition first in the problem. Hope this helps! <3
2+2=4 because if you have 2 and you add another 2 you will have 4
Y=mx+b
m=slope
b=yintercept
given
slope=-1/4
yint=5
y=-1/4x+5