Answer:
147
Step-by-step explanation:
654 = 213 + 3x
-213 -213
441 = 3x
/3 /3
147 = x
147 days
$654 - $213 = $441
*Notice how he said he saves $3 a day :)
That's why you divide $441 by 3 :)
$441 / 3 = 147
i think it is d y=4x2 + 9x +5
6/9
Hope this one helps!