Given the equations 2x + 4/3 y=1" and "y-9/13 x=9", by what factor would you multiply the first equation so that combining the tivo equations would eliminate x?

What is the measure of x, in degrees

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

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?