how is -(x + 7) -5 = 4(x + 3) - 6x done
\(-(x + 7)-5 = 4(x+3) - 6x\\ -x - 7 - 5 = 4x + 12 - 6x \\ -x - 12 = -2x + 12\\ -x + 2x - 12 = 12\\ -x + 2x = 24\\ x = 24\)
