X is the number
sum means add
sum of half a number and 4 means
(x/2)+4
result is -16
(x/2)+4=-16
minus 4 both sides
x/2=-20
times 2 both sides
x=-40
the number is -40
Answer:
There was 62.23% change in radius as the ion formed.
Step-by-step explanation:
Hi
We know that Area= length * width right?
So this is what we do.
Total area/length
25/54 / 5/9
You get the width to be 5/6
CHECK:
5/6*5/9=25/54
Hope this helps :)
Answer:
$3.75
Step-by-step explanation:
$12.50-$8.75=$3.75
Hope this helps!