Answer: D
You have to divide by 2 so you get the x by itself
<span>the correct answer is 15
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-2/(2/3) = x-7
-2/(2/3) + 7 = x
x=4
= 2 1/35
75/7 divided by 5/1
71x1/ 7x5
= 71/ 35
Therefore, 2 1/35
Answer: It can always be written as a fraction.
Step-by-step explanation:
1. By definition, a rational numbers has the following form:
, where
and
are integers and
.
2. Therefore, when you add two rational numbers, the result it can always be written as a fraction.
3. An example is shown below:

The result is a fraction whose numerator and denominator are integers.