Question 1178190
{{{2x + 3(x  -  2y) + 5(3x  -  7y)}}}


Distributive Property
{{{2x+3x-6y+15x-35y}}}


Commutative Property (of 'Addition'),...
{{{2x+3x+15x-6y-35y}}}


Combine like-terms
{{{20x-41y}}}