PLEASE HELP! 100 POINTS FOR 3 MATH QUESTIONS.
See picture:

The answers are x = 18 x = -12 x = 2.4

Step-by-step explanation:

In the first question you multiply 12 by 2/3 and get x = 18

In the second one you then multiply both sides of the equation by 5/6 and get x = -12

In the third equation you divide 12 by and and you get x = 2.4

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