Answer:
6.30$
Step-by-step explanation:
If you add 7.80$ and 7.80$ that come to 4 hot dogs,
The rest of the money is how much one soda cost ( 2.40$ ),
Dividing that 7.80$ by 2, To only have one hot dog, would put you at
3.90$ fro one hot dog, then all you have to do is add them together, to get the total of 6.30
7.80 | 17.00 | 7.80/2 | 2.40
+ 7.80 | - 15.60 | 3.90 | + 3.90
15.60 | 2.40 | | 6.30
Answer:
0.714286
Step-by-step explanation:
yes
Answer:
No solutions
Step-by-step explanation:
Step: Solve−3x+7y=−12 for x:
Step: Substitute
0 = -12 so No Solutions
Line1: y = -x + 2
Line2: y = 2x - 1
Solution: (1,1)
Answer:

Step-by-step explanation:
=> (x-1)(x-1)
<u><em>Using FOIL</em></u>
=> 
=> 