Determine if the statement is always, sometimes or never true.
an exterior angle of a triangle is 180 degrees.
always
sometimes
never

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Rounded to the nearest tenth, what is the value of x