A graphing calculator is a great help for problems of this nature.
x ∈ {-5.63, -0.55, 2.59}
x ∈ {-5.63, -0.55, 2.59}
A polar bear swims 390 meters at a constant rate in 150 seconds. What is the speed of the polar bear?
2 answers:
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Answer:
Step-by-step explanation:
From the problem statement, we can setup the following equations:
where is the current age of Shobos and
is the current age of his mother.
Substituting the first equation into the second will allow us to solve for :
Substituting this value into the first equation gives us the age of the mother: