Problem: what is x if x + 5 y = 24 and y = 2 ?
Rationale: "substitute y by 2 in x + 5 y = 24 x + 5 ( 2 ) = 24 x + 10 = 24 if we substitute x by 14 in x + 10 = 24 , we have 14 + 10 = 24 . hence x = 14 correct answer e"
annotated_formula: subtract(24, multiply(5, 2))