Which figure has only one line of symmetry to reflect across and carry it onto itself? (consider each figure a regular polygon) a) kite b) square c) rhombus d) octagon

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

4+(2+x) can you me solve this problem

2x minus y equals 6, x plus y equals negative 3