Answer:
Half a gallon is 2 quarts, 4 pints is 2 quarts, 8 cups is 2 quarts, 64 fluid oz is 2 quarts.
Step-by-step explanation:
The equation has to be set to something otherwise it is just an expression. I will assume that you mean 3x+60=0 in which case x equals negative 20
Based on the vertex and table this is the graph.