so if x = -1, let's plug that in the second equation
-5(-1)+y = 5
5+y = 5
y = 0
(2x^3+4x^2-5x+7)(-5x^2+x-2)=
1 answer:
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so if x = -1, let's plug that in the second equation
-5(-1)+y = 5
5+y = 5
y = 0
Given:
Laura has 160 pounds of green beans at her vegetable stand.
She sells 10 pounds of green beans every hour.
To find:
The percent decrease in green beans after 3 hours.
Solution:
We have,
Beans sold in 1 hour = 10 pounds
So, Beans sold in 3 hours = 30 pounds
Decrease in green beans after 3 hours is 30 pounds.
Now,
Therefore, the correct option is A.