**Answer:**

D. Infinite solutions

**Step-by-step explanation:**

Any solution where a number equals itself represents infinite amount of solutions.

**Answer:**

y=9.25

**Step-by-step explanation:**

1. Plug in x=0.3 into the equation.

5(0.3)+2y=20

2. Simplify

1.5+2y=20

2y=18.5

3. Isolate y on the left side of the equation by dividing by 2 on both sides.

y=9.25

Answer:

37

Step-by-step explanation:

f(4) just means use 4 for x. The table has all the x's across the top (sometimes they are in columns instead) The f(x) in the second row is the output that goes with each x. When x is 4, the f(x) is 37.

All is one math sentence:

f(4) = 37

**Answer:**

Ray CA

**Step-by-step explanation:**

There is a point in-between.