Iforgot how to do this. explain w/ answer

12x-4= 6x+14

Subtract 6x from both sides
6x-4=14

Add 4 to both sides
6x=18

Divide both sides by 6
x=3

Final x=3

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*

Its a right angled triangle not a right triangle