Решите уравнение: 1) (x+36)*10 = 1130; 2) 21*x +349 = 832; 3) x:12 + 524 = 1000;

1) (х+36)*10=1130х=36*10=360х=1130-360=770х=770:10=77х=772) х=832-349=483483:21=23х=233)х=1000-524=476476*12х=5712

1 (х+36)*10=1130х+36=1130:10х+36=113х=113-36х=77221*х+349=83221*х=832-34921*х=483х=483:21х=233х:12+524=1000х:12=1000-524х:12=476х=476*12х=5712