When x is decreased by 129 and then that number is multiplied by 129, the result is 129. What is the value of x?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

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The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25