Best choice for variables.....I would let students be " s " and parents be " p "
temperature. ?????? don't understand
10+5x=50
subtract ten from both sides
5x=40
divide five from both sides
x=8
samuel will need to paint 8 additional rooms
Answer:
The first one. Zareem takes good notes in class to know the lesson better
f(g(-1)) = - 3
Evaluate g(-1) and substitute into f(x)
g(-1) = (-1)² -7(-1) - 9 = 1 + 7 - 9 = - 1
f(g(-1)) = (-1) - 2 = - 3