25,000 - 8,500 = 16,500
16,500 :1250 = 13 years and 2 months
Factor: 12g = 8g - 12 + 11
Combine like terms: 12g = 8g - 1
Get the variable on one side: 4g = -1
Isolate the variable: g = -1/4
Answer:
He currently has 5/8 of a gallon. He needs 11/8 more paint to finish his mural.
Add 11/8 gallons or 5/4 and 1/8 of a gallon.
Step-by-step explanation: