First, divide the total cost by the unit cost:
<span>(2y^2 + 6) / (y^2 - 1) </span>
<span>Then, if y = 3, just plug in and compute. </span>
<span>I know you can do that!
</span>
2 x 5/ 50 x 18
10 / 900
Divide both by 10
1/90
Answer:
y=20 + 10x
Step-by-step explanation:
Y=balance
the science cub started with 20 dollars, the first number. They gained 10 dollars a week, x, so the answer would be b.
Rounded to the nearest ten thousand, 15,677 would become 20,000. To be
rounded down to 10,000, the original number would need to be 14,999 or
lower.