Add what they ate
2/3 + 1/4 =
11/12
Then subtract that from the whole pizza
12/12 - 11/12 =
1/12
1/12 of the pizza is left
Please mark as brainiest
Answer:
17.2
Step-by-step explanation:
3x=12+y
x=12+y/3



(y is divided by y so it no longer exists)



Sun is 35. Since=cos(90-x)
The second one, and the two last should be the right answer,
Hope this helped:)