What is the value of the y-coordinate of the solution to the system of equations 2y=9-x and x=y+3

Ms. Jones is ordering pizzas for the school dance. To keep things simple, she plans on only ordering two types, cheese and pepperoni. Each cheese pizza costs $10 and each pepperoni pizza costs $13.

evaluate the expressions - 8x+5-2x-4+5 when x=2 before and after simplifying. wich method do you prefer explain?

A counterexample is necessary to draw a conclusion by inductive reasoning.

A farmer is fencing a 270 ft by 330 ft rectangular pasture. Posts are to be placed every 6 ft. how many posts are needed?

Write 3p^2 without exponents.

A chocolate shop has 32 chocolates with orange filling, 10 chocolates with strawberry filling and 5 chocolates with coconut filling.

Several friends wanted to rent a summer cottage for $320. When two more people joined the group, each person's share was reduced by $8.00. How many were in the original group?

Consider a square and a regular hexagon (a six-sided figure with sides of equal length). One side of the square is 25 feet longer than a side of the hexagon, and the two figures have the same perimeter.

The measure of angle n is 42º. what is the measure of angle k? parallelogram k l m n where k n is parallel to l m and k l is parallel to m n enter your answer in the box.

The interest that cindy earns on her investment is given by the equation / =42t where t is the time in years that her money is invested. she makes a table to determine how much money she would earn for different values of t.