Olivia is shopping at macys . The cost of all the items at the store include tax. Olivia buys some scarves that cost $5 each and 2 purses that cost $12 each. The cost of Olivia's total purchase is $39. Which equation can be used to find s, the number of scarves that Olivia buys? 1. 5 + 24s=39
2. 5s + 24=39
3. (24 + 5)s=39
4. 24 t × 5 + s=39

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

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?