The answer is 12 and -7.
12 * -7 = 84
12 + -7 = 5
Answer:
<h2>64.26 cm².</h2>
Explanation is given in the above photo.
Rectangle on the left = 3 × 4 = 12
Rectangle in the middle = 3 × 2 = 6
Rectangle on the right = 4 × 3 = 12
Add:
12 + 6 + 12 = 30
Answer = 30
Hope this helped☺☺
Answer:
Ratio between balances will be:

Where;
x = deposit
%i = interest rate annual
n = years
Step-by-step explanation:
Lets say first deposit is x$ for both investment and annual interest rate for both investment are %i. Also, they stayed under i interest in n years:
Total balance for simple interest is:

How ever total balance for compound interest is:

A graphing calculator can help find the number(s) that meet this requirement.
The number could be 15, or -14.