Can someone me on math this is due the next day

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?

Which expression is equivalent to -5(3x - 6/7)