Two years ago, my age was four times that of my son. eight years ago, my age was 10 times that of my son. if we call the age of my son now, x years:
a.) write down in terms of x, my age two years ago and eight years ago.
b.) form an equation involving x.
c.) solve the equation to find the age of my son now.

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?