Answer:
y = -5
Step-by-step explanation:
2y - 10y + 30 = 70
-8y + 30 = 70
-8y = 70 - 30
-8y = 40
y= -5
Let the amount that the man placed in the first investment be
. Then, the amount that he placed in the second investment has to be
. Using those as the investment amounts, the total profit is given by adding the two separate profits as shown:
We can now solve for x:
Thus,
First investment:
Second investment:
The surface area would be 166.
Answer:
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
plug 32 in for m and solve