Combine like terms to simplify the expression: -5.55-8.55c+4.35c

The variable in a relation who’s value depends on the value of the independent variable is called what?

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great