Nick has 30 coins in his pocket. some coins are nickels. some are dimes. the total value of all of the coins in his pocket is $1.65. let n=number of nickels . let d=number of dimes .

The graph shows the rate at which paint is used to paint a wall.enter values to complete each statement below based on the graph.when 1 gallon of paint has been used, ( # ) square feet of the wall will be painted.the unit rate is ( # )square feet per gallon.

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

The interior angles formed by the sides of a hexagon have measures that sum to 720°. what is the measure of angle a? enter your answer in the box. m∠a= °