y = 4 + 3x
4 being the entrance cost and 3x being the 3 dollars per pound
That's the simplest lololol
7 + 2x - 6 = -3x - 3 - 4
2x + 1 = -3x - 3 - 4
2x + 1 = -3x - 7
2x + 1 + 3x = -7
5x + 1 = -7
5x = -7 - 1
5x = -8
x = -8/5.
Answer:
Step-by-step explanation:
