Answer:
$173.70 will be the balance
Step-by-step explanation:
350 - (4*18.45) - (2*51.25)
350 - 73.80 - 102.50= 173.70
I cant see the picture good can you write it out not in picture because it is blury for me I dont know about the others
For this case we have the following system of equations:

To solve, we clear "x" from the second equation:

We substitute "x" in the first equation:

We clear the value of the variable "y":

We look for the value of the variable "x":

Thus, the solution of the system is given by:

Answer:

Option D
Answer:
.5 and .5, .75 and .25, ect
Answer:
The answer should be D. 120 degrees