Math Story 14 Multi-Step Problem
Keisha has 24 cable cords to roll up and put away. She rolls
up 15 cable cords. Then, Keisha rolis up 6 more cable cords.
How many cable cords does Keisha have to roll up now?

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

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?

Express -5 2/5 as an improper fraction.