Hi there! Hopefully this helps!
----------------------------------------------------------------------------------------------------------------
<em>Remember: When the numerator and denominator both are positive integers or both are negative integers, it is a positive rational number. When either the numerator or the denominator is a negative integer, it is a negative rational number.</em>
(-1/-3) Positive Rational Number.
(+1/-3) Negative Rational Number.
(-2/+3) Negative Rational Number.
(+1/+3) Positive Rational Number.
(+2/-3) Negative Rational Number.
(-1/+3) Negative Rational Number.
(-2/-3) Positive Rational Number.
(+2/+3) Positive Rational Number.
Answer:
the sequence is going up by 18
2(x+1)=2x+2 if you factor the right side ..
2(x+1)=2(x+1)
This is always true for any value of x so there are infinitely many solutions...
x= all real numbers.
