How do you evaluate #10.5-f# for #f=-3.2#?
1 Answer
Mar 5, 2018
13.7
Substitute in for f and solve:
Explanation:
In order to evaluate this, we first have to plug in the given value of f and then subtract the negative.
When we substitute in, we get
Subtracting a negative is the same as adding, so
Now all that's left is to add the two numbers together. We add the decimal places together first (