Answer:
-142/9
Step-by-step explanation:

If my caculations are correct is 6 dollars and 90 cent. please tell me if im wrong.
Answer:
Y
Step-by-step explanation:
Think of it as flipping the figure over the x axis. (If you look at the points of the outline of the graph the y values will change signs. (x,y)⇒ (x,-y) )
The correct graph is Y
You’re right, the answer is 100 grams.
Answer:
For the first one im pretty sure its 81
For the second one, Im pretty sure its 30.
sorry if theyre wrong... :(
Step-by-step explanation: