Melvin is making a large poster for the school carnival. he skeched his design on a 9 inch by 12 inch sheet of paper then he expanded his design by a scale of 3 what are the dimensions of the poster. what is the area of the poster

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b

-9

step-by-step explanation: