So 90^2+90^2=c^2
8100+8100=c^2
16200=c^2
C= ~127.28
Answer:
She is wrong
Step-by-step explanation:
in one gallon there is 128 ounces, and 2 would make it 256.
40 - 8 ounce cups would make it 320 ounces, therefore she would need 3 gallons at least.
Okay, it's wrong because they forgot to do -2 times 3x.
The correct answer is

-2x-8
Hope i got is correct!
Step-by-step explanation:


<u>Inverse</u>




