The following is for Problems 1 & 2. The value of a condo bought in 2000 continues to increase as time passes. Seven years after the condo was bought, it is worth $210,000; 12 years after it was bough

The following is for Problems 1 & 2. The value of a condo bought in 2000 continues to increase as time passes. Seven years after the condo was bought, it is worth $210,000; 12 years after it was bought, it is worth $270,000.

 Problem 1: Assuming that this relationship between the number of years past 2000 and the value of the condo is linear, write an equation describing this relationship.

 Problem 2: Use this equation to estimate the value of the condo in 2018. 

Problem 3: Perform the operation: (