Apitch will be a strike if its height is between 3.5ft and 5.5ft when it crosses home plate. the pitcher throws the ball from a height of 6ft with an initial vertical velocity of 6ft/s and a horizontal velocity of 120 ft/s. could this pitch be a strike? explain.

2

step-by-step explanation:

let x and 400 - x be the two numbers.  

==> 0.80x + 0.85(400 - x) = 400 - 68 from the statement of the problem.  

< ==> 0.80x + 0.85(400 - x) = 400 - 68  

==> 340 - 0.05x = 332  

< ==> -0.05x = -8 ==> x = 160, the first number ==> 400 - x = 240, the second number.

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