*will give brianliest*(07.03)

what is the value of x in the equation 3(2x + 4) = −6?
−3
1
12
19

Which of these tables represents a non-linear function?

Which letters from the table represent like terms? a and b b and c a and d b and d

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field