What value of x satisfies the equation x + 3 = -(x + 1)?

Don't know how to find x given these segment lengths

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?