For Problems $7\mathrm{.}23$ through $7\mathrm{.}40,$ use the method of joints to compute the internal forces in all bars of each truss

Problem $7\mathrm{.}37$

I need a handwritten solution that match the solution $-17\mathrm{.}1$ ans $-8\mathrm{.}8$ provide detailed explanation of the joins and various equations used