
where t is the number of hours worked by Natalle
Here, we want to write an equation that will represent the given scenario
Let the number of hours for which she earned the pay be t
From the question, she earns $11 per hour
So for t hours, the amount earned excluding the tip will be;

Now, let us add the tip and equate to the total amount earned
We have this as;
Answer:
-360
Step-by-step explanation:
1. Add 9 + 21 and subtract 9 - 21
2. That would be (30)(-12)
3. Then multiply 30 x -12
4. You get -360
<span>c. a statement cannot become a theorem until it is proven...
Hope it helps !!!</span>
Square
Rectangle
because right angles means 90 degrees and the others have acute angles and obtuse angles in them.