The scale on a map is 1cm: 7km. If two cities are 15cm apart on the map, what is the actual distance between the cities?
1 answer:
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ANSWER
The value of d that makes the equation true is
EXPLANATION
The given equation is
We expand brackets to obtain,
We group like terms to obtain,
This simplifies to
We divide both sides by 18 to get,
The value of d that makes the equation true is
EXPLANATION
The given equation is
We expand brackets to obtain,
We group like terms to obtain,
This simplifies to
We divide both sides by 18 to get,