Answer:
Infinitely many solutions
Step-by-step explanation:
2y=14-2x
y=-x+7
------------
2(-x+7)=14-2x
-2x+14=14-2x
-2x-(-2x)=14-14
-2x+2x=0
0=0
infinitely many solutions
The answer is d 100 tan 40 degrees
You don't need to regroup when adding a two-digit number with a number.
The percent discount was,
55.5556. It could be changed to 56%, but as a whole it would more than likely be 55%.
-Mabel <3