The answer is Mocking. Letter B.
"deci" means ten. So 3x10 = 30. With this information the answer is obvious that it is equal not more than.
Translate from English to Math Language & let x be this number:x² + 5x = 176
x² + 5x - 176 =0 (Quadratic equation)
Solve x , you will find x' = 11 & x" =-16
