Complete parts (a) and (b) below. In some country, the percent of adult blogging has changed within the various age ranges. From 2007 to 2009, the function y=-3x+28 can be used to estimate the percent of adults under 30 who blogged, and the function y=2x+5 can be used to estimate the percent of adults over 30 who blogged. For both functions, x is the number of years after 2007.

a. If this trend continues, predict the year in which the percent of adults under 30 and the percent of adults over 30 who blog was the same.

Question

Complete parts (a) and (b) below. In some country, the percent of adult blogging has changed within the various age ranges. From 2007 to 2009, the function y=-3x+28 can be used to estimate the percent of adults under 30 who blogged, and the function y=2x+5 can be used to estimate the percent of adults over 30 who blogged. For both functions, x is the number of years after 2007.

a. If this trend continues, predict the year in which the percent of adults under 30 and the percent of adults over 30 who blog was the same.

anonymous · Answer

The percent of adults under 30 and the percent of adults over 30 who blog was the same in the year ___________?

anonymous · Answer

b. Use these equations to predict for the year 2012 the percent of adults under 30 who blog and the percent of adults over 30 who blog.

In 2012, ____% of adults under 30 blog.
In 2012, _____% of adults over 30 blog.

pooja195 · Answer

wow now this i cant do O_O @Nnesha

anonymous · Answer

:(