Answer:
O D. -6x(x2 + 2x+3)
Step-by-step explanation:

Standard: 784,000
Word: seven hundred eighty-four thousand
Expanded: (700,000) + (80,000) + (4,000)
Answer:
x=40/9
Step-by-step explanation:

Answer:
length is 5
width is 4
Step-by-step explanation:
Answer:
Reason 3: Definition of sine.
Reason 4: Multiplication property of equality
Reason 6: Division property of equality