Fred keeps his savings in his mattress. He began with $1000 from his mother and adds $250 each year. His total savings after years are given by theequation

=1000+250

Draw a graph of thisequation.

(Choose two values of , such as 0 and 10. Compute the corresponding values of from the equation. Plot these two points on graph paper and draw a straight line joiningthem.)

After 20 years, how much will Fred have in hismattress?

(Give your answer as an exactnumber.)

Fred's savings:$

If Fred had added $300 instead of $250 each year to his initial $1000, what is the equation that describes his savings after years?

(Use for total savings and foryears.)

equation:

$$