P.E.M.D.A.S (Parenthesis, Exponent, Multiply, Divide, Add, Substract)
26/ (-7-12/2) ----do the numbers inside the parenthesis
26/(-7- (12/2) )--- next, divide 12/2=6 (remember to follow the PEMDAS rule)
26/ (-7-6)--- add in -7-6= -13
26/-13= -6
