6x-11+14x-25-12y
what is the answer for x?

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?

The sum of two numbers is 86, and their difference is 20. find the two numbers

If chord ab is congruent to chord cd, then what must be true about ef and eg?