Answer:
The first one is -2x^2 - 21x + 4, the second one is -15 (I think, not 100% sure), the third one is 4xyz + 3yz + 5x - 4 (also not 100% on this one)
Answer:
m= 450 - (5*n)
Step-by-step explanation:
m is the money left
n is the days
Answer:
sometimes it be like that
Step-by-step explanation:
y
e
s
