can someone please help me on this one problem, it is adding and subtracting rational expressions, you MUST find the exclusion with the answer ! I will draw it out in a comment.

Question

anonymous · Answer

$$\left(\begin{matrix}7 \ 12ab\end{matrix}\right) - \left(\begin{matrix}11 \15a^2{}\end{matrix}\right)$$

anonymous · Answer

they are fractions i just dont know how to draw the line in the problems.. im sorry

matheducatormcg · Answer

that better

anonymous · Answer

are you multiplying 4b??

matheducatormcg · Answer

yep, hold on.  sor
ry.  working to fast on smartboard

anonymous · Answer

so it wouldn't multiply by 5a^2b it would just be 5a^2

anonymous · Answer

$$5a^2b/(5a^2b)*(7/(12ab))-11/(15a^2)*(4a^2b/(4a^2b))$$

matheducatormcg · Answer

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