The most important things to remember when adding and subtracting fractions:
We need like denominators.
We need to keep our fractions equivalent.
Now we are going to build on this knowledge and look at how to add and subtract algebraic fractions.
Fully simplify the following expression: \dfrac{6x}{2}-\dfrac{7x}{2}
Simplify the following: \dfrac{3x}{5}-\dfrac{x}{7}
Simplify the following: \dfrac{-3x-1}{6}+\dfrac{x+6}{6}
The most important things to remember when adding and subtracting fractions:
We need like denominators.
We need to keep our fractions equivalent.