Answer:
Concept: Mathematical Representation
$117
Step-by-step explanation:
$90*10= $9
1 year is $9 interest, which is increase.
$9*3=$27
So than you add $27 and $90 and get $117
Answer is in the file below
tinyurl.com/wpazsebu
You need to use the graph's equation and find the answer of y when x is 0 as this will give y when it is on the y axis.
To do this, substitute in 0 were x is in the equation and you will find the y intercept
4 phones
