**Answer:**

**c = 33**

**Step-by-step explanation:**

23 + 2/3c = 45

Subtract 23 from oth sides

2/3c = 22

multiply both sides by 3/2

**c = 33**

**Answer:**

C) -3x=-3

**Step-by-step explanation:**

When you subtract the 3x-y=7 from 6x-y=10, you will receive the following equation:

3x-6x-y-(-y)=7-10

-3x-y+y=-3

-3x=-3

As we can see, this equation matches the one in option C, meaning that it's our answer!

**Answer:**

number 8 is a rational number because it can be written as the fraction 8/1

**Step-by-step explanation:**

**Answer:**

Hope it's helps uu

**Step-by-step explanation:**

if wrong then

**Answer:**

**Step-by-step explanation:**

We can see the point (5, 12) on the graph.

According to this point 5 packages of 6 bottles cost $12.

So 5*6 = 30 bottles cost $12.

<u>Then 1 bottle costs:</u>