Answer:
x = 11
Step-by-step explanation:
uwu
Answer:
The tip is $12
Step-by-step explanation:
78 rounds up to 80.
15x80=1200.
1200/100=12.
Answer:

Step-by-step explanation:

Switch sides:

Subtract 17 from both sides:


Answer:
the atoms can have different numbers of valence electrons
The Least Common Multiple (LCM) will calculate when they are watered on the same day.
LCM of 4 and 7 is 28.
Answer: They will be watered together every 28 days.