`#3107.101107`
\(45\times37+93\times45+55\times61+69\times55\)
\(=45\times\left(37+93\right)+55\times\left(61+69\right)\)
\(=45\times130+55\times130\)
\(=130\times\left(45+55\right)\)
\(=130\times100\)
\(=13000\)
\(#GNamK\)
45x37+93x45+55x61+69x55
=45x(37+93)+55x(61+69)
=45x130+55x130
=130x(45+55)
=130x100=13000