Answer: Hi!
First, we should combine like terms:
4b + 5b = 8b − 1 +3b + 15 =
9b = 11b + 14
Now, we should subtract 11b from both sides.
-2b = 14
Now, we should divide both sides by -2.
b = -7
Hope this helps!
Interest from first account is :

Interest form second account is :

So, total interest is :

Therefore, total interest is $77.877 .
14 ribbons.
7 divided by 1/2 is 14. dividing by a fraction or decimal is just like multiplying without the decimal point or numerator.
A dot plot shows each item of numerical data above a number line.