Select all the correct answers.
what were the two reasons that the polish government imposed martial law in poland in the early 1980s?
to gain control from the soviet union
to reward the workers of poland with increased wages
to prevent labor union activities in the country
to have greater control over people fleeing the nation
to put an end to the solidarity organization
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Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?

Which graph represents the linear function below? y-4= (4/3)(x-2)

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9