Which expression is equivalent to −6 + 8 − 3x − 9x?

−12x + 14
−12x + 2
12x + 14
−12x − 2


Which expression is equivalent to sum of quantity negative three and one third times n plus one sixth end quantity plus quantity one and three sixths times n minus three twelfths end quantity?

negative twenty nine sixths times n minus one twelfth
negative twenty nine sixths times n plus one twelfth
negative eleven sixths times n minus one twelfth
negative eleven sixths times n plus five twelfths


Which expression is equivalent to quantity negative three and one fourth times d plus three fifths end quantity minus quantity two and seven eighths times d plus seven tenths end quantity?

negative forty nine over 8 times d minus one tenth
forty nine over eight times d minus one tenth
negative three eighths times d minus one and three tenths
negative three eighths times d minus one tenth


Which expression is equivalent to one fifth times the quantity 3 times x plus 10 end quantity minus 11 over 15 times x?

negative two fifteenths times x minus two
two fifteenths times x minus two
negative two over fifteen times x plus two
one and one third times x plus two


Which expression is equivalent to 4(−3.7b − 3.1) − (4b + 0.4)?

18.8b + 2.7
−18.8b − 2.7
18.8b − 12.8
−18.8b − 12.8