2300+12*(2016-1963/x)=45380

2300+12*(2016-1963/x)=45380 2300+24192-23556/х=45380 26492-23556/х=45380 -23556/х=45380-26492 -23556/х=18888 х=-23556/18888 х=-1,247

[latex]23000+12*(2016- \frac{1963}{x} )=45380, 12*(2016- \frac{1963}{x} )=45380-23000[/latex] [latex]12*(2016- \frac{1963}{x} )=22380, 2016- \frac{1963}{x} =22380:12[/latex] [latex]2016- \frac{1963}{x} =1865[/latex] [latex] \frac{1963}{x} =2016-1865[/latex] [latex] \frac{1963}{x} =151[/latex] [latex]x= \frac{1963}{151} x=13[/latex]