The ordered pairs(1,4)(3,12)(5,20) represents the distance that jairo walks after x seconds. plot the ordered pairs on the coordinate plane and draw a line through the points. find the slope of the line and explain what the slope represents

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

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?

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?