Evaluate :
5 - 3 x when x = - 7
substitute - 7 for x.

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Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.