a gym teacher orders 42 tennis balls. each package contains 3 tennis balls. which of the following equations represents the number (x) of packages.
x + 3 = 42
3x = 42
x/3 = 42
x = 3/42

Two lines parallel to the same plane are parallel to eachother

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)