Answer:
t = 5
Step-by-step explanation:

Subtract 19 from 39
Divide by 4
Answer:
6x+3
Step-by-step explanation:
8x +7 - 2x - 4
8x-2x+7-4 ( combine like terms)
answer:
6x+3
Reminder:Whenever combining like terms, the sign changes the same
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Since each ton equals 2000 pounds you add 2000+2000+500 (because of the half) and it equals 4,500 pounds
Find the LCD and then combine
Answer: 41/5 or 8.2 in decimal form