Answer:
9 * 10^16
Step-by-step explanation:
2 * 10^16
+7 * 10^16
9 * 10^16
X ( a number) / (divided by) 2 (two)
A number divided by 2.
or
The quotient of a number, x, and 2.
Step-by-step explanation:
0.17039244908......
(x+4)+135.8=180.0
-135.8.-135.8
x+4= 44.2
-4 -4
x= 40.2