Question

(Х + 4,5) : 7 = 1,2 помогите

Answer 1

(x + 4,5) : 7 = 1,2;
x + 4,5 = 1,2 * 7;
x + 4,5 = 8,4;
x = 8,4 - 4,5;
x = 3,9.