B, C, D, B
I hope these are right, hope this helped.
Answer:
B. Amplitude: 30cm; wavelength: 110cm
Youre using the distributive property. sk you multiply negative three by x and negative 5. itt equals negative three x and positive 15. you subtract 15 frkm 45. which leaves 30. then you divide by negative three. the answer is negative ten.
The correct answer is: marsupials.
Marsupials are actually defined by their ability to hold the young in the pouches, where they can be well protected. Some examples are Kangaroos and Koalas.
Other answers are wrong: for example, gymnosperms are plants, not animals.