Hello,
f(x) has as inverse f^(-1)(x)
and (fof^(-1))(x)=(f^(-1)of)(x)= x (the neutral function)
so h(f(x))=x
Answer:
x = 18
Step-by-step explanation:
7x - 26 = 5x + 10
7x - 26 - 5x - 10 =0
2x - 36 = 0
2x = 36
x = 18
Answer:
x=-10
Step-by-step explanation:

Add 11 on both sides.

Answer:
Franklin sold 5x bars.
Step-by-step explanation:
Franklin Sells 5x bars. I assume the question is asking for an expression with the usage of X instead of an actual value or when that is attainable. If there's any more information that you can provide, let me know and I'll redo the problem.
The final cost depends on the amount he buys since the 16.99 is the constant. Equation form is 16.99n where n is the amount hence the inconsistent variable