What are the solutions to x^2 + 4 = -6x?

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

What’s -11-33k and factor each expression completely