-5 + i / 2i
-5 + i (2i) / 2i (2i)
-10i + i^2
i^2 - 10i
Answer:

Step-by-step explanation:
Since these angles are supplementary, they add up to 180°.
Let's make an equation.

I guess you could count by hand, but it would take a while.
C and D
Answer:
1cm
Step-by-step explanation:
from the scale we know that
1cm on the map is equal to 300cms on the ground
Below I have made a table and used the unitary method.
Distance on Map Distance on ground
1cm 300cm
let width be = x width = 3m = 300cm
hence
width = ( 1 ×300)/ 300 = 1cm
Hope this helps
Answer:

Step-by-step explanation:
Hello!
To solve for x, we have to first isolate the variable.
<h3>Solve for x</h3>
The value of x is
.