Answer:
x=1/7
Step-by-step explanation:
x/2+x/5=1
make same denominators;
5x/10+2x/10=1
simplify;
7x=1
x=1/7
Answer:
10.630
Step-by-step explanation:


(5 - ( - 3)^2 = 64
(5 - ( -2)^2 = 49
49 + 64
113

10.630
I hope this helps
Answer:
B.) 
Step-by-step explanation:
use the slope rule

Fill in values

Simplify

Simplify further

Done.
Answer:
-11s^3 -4
Step-by-step explanation:
( -22s^4t -8st) /2st
Separate into parts
-22s^4t / 2st -8st /2st
-11 s^3 -4
Answer:
all have domain of real numbers
Step-by-step explanation: