1 и 2 уравнения. ПОМОГИТЕ СРОЧНО!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

1) (х-7):2+х:3=4; [latex] \frac{x-7}{2} + \frac{x}{3} =4; \frac{(x-7)*3}{6} + \frac{2x}{6} =4; \frac{3x-21+2x}{6} =4; \frac{5x-21}{6} =4; [/latex] [latex]5x-21=6*4; 5x=24; x= \frac{24}{5} ; x=4,8[/latex] ; 2)((х+64):6*10+40):58=2; [latex]\frac{x+64}{6}*10+40 =2*58; \frac{x+64}{60} =116-40; \frac{x+64}{60} =76; [/latex] [latex]\x+64=76*60; x+64=4560; x=4560-64; x=4496[/latex]