I think its -58 ? Because its lower, so you'd subtract. -31 - 27 = -58
Answer:
x=1
Step-by-step explanation:
-5x-16=-10x-11
+10x +10x
5x-16=-11
+16 +16
5x=5
5x/5 = 5/5
16x^3-9x^2+4x-4
40mins
Change 2hrs into minutes first=120mins
if 39mins=13mins
120mins=?
Then you cross multiply