He has 30 gallons left
5/8 = 50/80
80-50=30
Answer:
The process of finding the derivative of dependent variable in an implicit function by differentiating each term separately by expressing the derivative of the dependent variable as a symbol and by solving the resulting expression for the symbol.
Answer:

Step-by-step explanation:
Line d slope is 8/7, therefore the perpendicular is -7/8
The answer is C because if you multiply 4 and 2 by 2 it would become 8 and 4, 8+4=12
the quickest way to do this would be to multiply 1,375 by 3 and then add 2.
1,375 * 3 = 4,125 + 2 = 4,127
correct!