Question

when liana goes to the ring, she always buys the same snack and also buys some drinks. the table shows the number of drinks she buys, ( x ), and the total amount of money she spends, ( y ).

( x )	( y )
2	21
3	25
5	33
4	31

liana writes the equation ( y = 5x + 11 ) to represent a trend line for her data. use her equation to predict how much she will spend if she buys 8 drinks.

Explanation:

Step1: Substitute x=8 into equation

$y = 5(8) + 11$

Step2: Calculate the product

$y = 40 + 11$

Step3: Sum the values

$y = 51$

Answer:

51