Answer:

Step-by-step explanation:
The given function is

To find k(-5), we put x=-5 into the given function to get;

Multiply out to obtain;

This is the same as;

This simplifies to

Answer:
subtract $80 from her initial change
Step-by-step explanation:
you didnt say what the initial balance in her bank account was
multiply 20 by 4 to see how much she loses in total and then subtract it from what she had in the beginning
The answer would be 64 since the equation is 32:_=12:24, and 12:24 simplified would be 1:2, 32 times two would be equal to 64, making the ratio complete and correct.
Hope this helps
Answer:
12.247 Hope I helped
Step-by-step explanation:
