Why is it important to measure perimeter and area

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

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?

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)