Determine the dependent variable in the statement: The harder Sam throws the baseball, the faster the baseball travels

1.How hard Sam throws the ball

2.Speed of the baseball

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2