Answer:
algebraic expressions use variables, in problems you can pick one thing and call it X and another thing and call it Y. whatever those two things you picked can equal some unknown thing.
Answer:
Sarpedon is struck as though hit by a woodsman with an ax.
Explanation:
Answer:
All the same, we cling to our last pleasures as the tree cling to its last leaves"-comment on the analogy. This line is quoted from Katherine Mansfield's celebrated short story The Fly.
Explanation:
'There is some evidence that using mouthwashes does have some clinical benefit in reducing levels of plaque - but only by a bit,' says Professor Damien Walmsley, scientific adviser to the British Dental Association.
They are helpful, they are never going to be a replacement for the mechanical action of a toothbrush for getting teeth and gums clean.'
<span>
</span>
B- learning how to make fire was a long struggle for humans
