Answer:
The little lines mean the sides are the same. Like length.
Independent variable is 5 means x = 5
solve for f(x) when x = 5
f(5) = -2(5) +1
f(5) = -10 + 1
f(5) = -9
Solution (5,-9)
Answer
B. (5,-9)
Because they have the same measurements and are equal
Answer: 100
Step-by-step explanation:
Sub in 5 for b in the expression

You must do the exponent first as it comes before multiplication in the order of operations

Now multiply

Answer:
140
Step-by-step explanation: