Alanna plants a tree that is 2 feet tall. The tree grows ¾ foot per year. Write a linear model that gives the height of the trees in terms of the number of years since they were planted.

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest