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Find the slope and the y-intercept of the graph of y-1= 3x + 8.4.
The slope is
The y-
intercept is

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

How do i do this activity, is appreciated

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500