In maths, Distance is described as the quantity of space between two points, and further calculation can be defined as follows:
Given Expression:

To find:
distance=?
Solution:



Therefore, the final answer is "4 miles".
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A variable is a letter, for example x, y or z, that represents an unspecified number.
6 + x = 12
To evaluate an algebraic expression, you have to substitute a number for each variable and perform the arithmetic operations. In the example above, the variable x is equal to 6 since 6 + 6 = 12.
Answer:
Step-by-step explanation: