What are the like terms in the expression? 4 m minus 9 + 3 n + 2
–9 and 2
–9 and 3n
4m and 3n
4m and –9

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

Ineed me i stuck and i don’t want to get it wrong

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?