Simplify (a+2b)/6a^3-(5a+4b)/6a^3

Simplify (a+2b)/6a^3-(5a+4b)/6a^3. We learn how to simplify (a+2b)/6a^3-(5a+4b)/6a^3 in this free online math video lesson on Adding and Subtracting Rational Expressions. This video explains how to add a rational expression and how to subtract a rational expression and simplify each expression. We have to find a common denominator before we add or subtract the rational expression (a+2b)/6a^3-(5a+4b)/6a^3. #addingrationalexpressions #subtractingrationalexpressions #minutemath

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