How can you best rearrange the terms in the following expression to create an equivalent expression that would be easier to simplify? −4(y−5)+2y−77

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

How many grams the dog will eat in 3 days?

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?