Answer:
n=4
Step-by-step explanation:
To solve combine your like terms.
You can start by adding 0.8 to both sides and subtracting 0.7n from both sides.

Next, divide both sides by 0.7 to isolate for n.

Answer:
Step-by-step explanation:
answer to the question:
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im kidding. im not one of the virus givers xdd. but they do need to be stopped
the ratio that is equal to 10:85 is 20:170 because if you multiply both sides by two you get 20:170
Answer:
V = 12,348·π
Step-by-step explanation:
The given parameters of the glass Vase are;
The shape of the glass vase = A sphere
The radius of the vase, r = 21 inches
The given formula for finding the volume of a sphere is 
Therefore, when r = 21 inches, we get;

Therefore, the expression for finding the equation of the spherical glass vase, V = 12,348·π
1) Subtract 2m
2) Subtract m
3) Add 1
4) Subtract 2
5) Add 2
6) Subtract 1