Answer:

Step-by-step explanation:

Look up khan academy place value relationships on youtube and you will find out what your looking for.
30% = 0.30
0.30 × $75 = $22.50
Susan should put $22.50 in the bank to reach her goal.
Answer:


Step-by-step explanation:
If you want to, I could add the explanation as well. Just notify me.
Something really important I want to note is that since 9-4i is a zero, then 9+4i <em>must </em><em>must</em><em> </em>also be a zero.