I believe this is correct:
13 x^3-78x^2-234x
pleasa vote my answer brainliest. thanks!
Answer:
-4.5c > 9 will have its inequality symbol reversed
-215 ≤ -52d will have its inequality symbol reversed
Step-by-step explanation:
anytime you are multiplying or dividing an inequality by a negative you must reverse the inequality symbol
Positive: 690
Negative: -30