Acontractor bought 7.6 ft squared of sheet metal. she has used 4.9 ft squared so far and has $43.20 worth of sheet metal remaining. the equation 7.6x - 4.9x=43.2 represents how much sheet metal is remaining and the cost of the remaining amount. how much does sheet metal cost per square foot?

If a baseball player hits a baseball from 4 feet off the ground with an initial velocity of 64 feet per second, how long will it take the baseball to hit the ground? use the equation h = −16t2 + 64t + 4.

Plz which expression is equivalent to the expression below?

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.