Answer:
its b
Step-by-step explanation:
Answer:
If, a = 2 and b = 3
<h3>Jada</h3><h3>

</h3>
It's not equivalent.
<h3>Diego</h3><h3>

</h3>
It's equivalent.
The correct equation is 4a + 9b.
Answer: 5
Work Shown:
f(x) = 2x+1
f(2) = 2*2+1 ... x has been replaced with 2
f(2) = 4+1
f(2) = 5
The input is x = 2. The output is y = 5.