I hope this helps you
2. (b-4)= 6.b
2b-8=6b
8b= -8
b= -1
The answer is X=5, X=-2 and x=-4
She added the numerators
instead of multiplying them
you should also simplify the final answer
the correct answer would be -3 1/8 or -25/8 as an improper fraction.