I think of a number.
Multiply it by 3.
Subtract 8.
The answer is 19.​

Can someone explain the elimination method to me for this problem?

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function