Answer:
First option: 
Step-by-step explanation:
The missing options are:

We know that "x" represents the number of weeks Bess worked and "y" the number of weeks Gina worked.
According to the data given in the exercise, Gina and Bess earn $45 per week for delivering flowers, this is:

Since earned an additional total bonus of $20, then the total money in in dollars that Bess and Gina earned for delivering flowers can be shown with the following expression:

Notice that this expression matches with the one shown in the first option.
Answer:
x = 20
Step-by-step explanation:
There is a right angle which is 90 degrees. Part of the angle is 30 degrees, so the other measure is 60 degrees, which is the 3x.
Make an equation.
3x = 60
Divide both sides by 3
3x/3 = 60/3
x = 20
Answer:
x = 2
Step-by-step explanation:
3x + 5 = 11
-5 -5
------------------
3x = 6
/3 /3
------------------
x = 2
Answer:
15 + 2 = 17
Step-by-step explanation:
<span>"A coordinate graph is shown with a downward sloped line crossing the y axis at the origin that ends at the open point 3, -1" → this is the left side of the graph, so the limit is -1.</span>