Morgan made a mistake when subtracting the rational expressions below.
312-41 +12 + 2+ + 2 - 212-21 +3
t +3
t + 3
t +3
What was Morgan's error?
Morgan forgot to combine only like terms.
Morgan forgot to subtract the denominators as well
as the numerators.
Morgan forgot to cancel out the +3 in the numerator
and denominator as her final step.
Morgan forgot to distribute the negative sign to two of
the terms in the second expression.