Two buckets of seawater contain 
kg of salt.
Step-by-step explanation:
Amount of salt in 1 kg water = 
It is given that;
1 liter = 
500 liters = 
500 liters = 548 kilogram
As,
1 kg of seawater = of salt
548 kilograms = 
548 kilograms = kilograms of salt
Two buckets of seawater contain kg of salt.
Keywords: unit rate, multiplication
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Answer:
-20f+32
Step-by-step explanation:
-5×4=-20 put the x back
4×8=32
Answer:
x = 3 and x = -7
Step-by-step explanation:
The given quadratic equation is 
. We need to find the solution of this equation.
If the equation is in the form of 
, then its solutions are given by :
Here, a = 1, b = 4 and c = -21
Plugging all the values in the value of x, such that :
So, the solutions of the quadratic equation are 3 and -7.
R - 10 = 18 - r
2r = 28
r = 14
