Im pe\retty sure its D because they can be multiplied byt he sam enumber many tines
Answer: 17
21-4=17
4+17=21
21+17=38 and so on..
Answer:
An x-coordinate is the x value in an ordered pair, which is just two mathematical objects, such as numbers, paired together. Usually, the x-coordinate is the first number in that pair. For instance, in the ordered pair (2,5), the x-coordinate would be '2.
Step-by-step explanation:
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16/5= 3 1/5
Rational
Irrational numbers never end and can't be written as a fraction. Ex. pi