Question 731341
The rational expression contains no exponents.


Parentheses:
-8[4+(-2+7)]
_______________
-3[4-(-9)]-3(-9)



={{{(-8(4+(5)))/(-3(4+9)-3-9)}}}


Parentheses:
{{{(-8(4+(5)))/(-3(4+9)-3-9)=(-8*9)/(-3*13-3-9)}}}


Multiplications:
{{{(-8*9)/(-3*13-3-9)=-72/(-39-3-9)}}}


Divisions?  Not ready.


Additions? None as written.


Subtractions:
{{{-72/(-39-3-9)=-72/(-52)}}}


Divisions:
={{{1&4/13}}}