Question

Alex is trying to start a savings plan. The following graph represents his projected savings over the next 12 months. How much money will he have saved by the sixteenth month?



$700


$800


$900


$1000

https://static.k12.com/eli/bb/1211/3_68943/2_18901_16_68959/07f2f3eb1861900ad0a6aac8662172d9f00432a4/media/f30a47bb483f88b0b619f46dd585a31cfd045bb5/mediaasset_942794_1.jpg

Answer 1

this function keeps adding 200 for every 4 months
so when
x(months)=0 , y(money)=100
when x=4 , y=100+200=300
when x=8 , y= 300+200=500
when x=12 , y=500+200=700
when x=16 , y=700+ ??=

Answer 2

or , find the equation of a line with (for example) points (0,100) and (4,300)

Answer 3

would it be 900?

Answer 4

yep

Answer 5

thnx.

Answer 6

ok welcome