In a recent year, companies spent a total of $88.9 billion on newspaper, television, and radio ads. the total amount spent on television and radio ads was only $3.1 billion more than the amount spent on newspaper ads alone. the amount spent on newspaper ads was $5.4 billion more than what was spent on television ads. how much was spent on each form of advertising? (hint: let the variables represent numbers of billions of dollars.) how much was spent on newspaper ads? $ nothing billion how much was spent on television ads? $ nothing billion how much was spent on radio ads? $ nothing billion

Side xy of triangle xyz is extended to point w, creating a linear pair with ∠wyz and ∠xyz. measure of an exterior angle what is the value of x? 64 80 100 180

Runners run around the school's football field. the cross country coach determines that the width of the field is seventy yards shorter than the length. part a write an expression that represents the perimeter of the football field. let x represent the length of the football field. include parentheses in your expression. next, write an equivalent expression that does not include parentheses. what property or properties did you use to simplify? explain. part b the cross country coach later determines that the length of the football field is 120 yards. all students must run five laps. using your answer from part a, determine the actual number of yards that each athlete must run in the tryouts. in order to make the team, students must complete the laps in 6 minutes. how quickly must they run each lap?

Solve the equation 1. x-3/4=2 4/52. -1/3x-11= -20 3. -12+5/7x= -19