Question

Разность чисел 15-4, 3/7 равна... А) 10, 4/7 Б)11, 3/7 В) 11, 4/7 Г) 10, 3/7

Answer 1

3) a
2) г
4) 5.8 + 2x = 8.6
2x = 8.6 - 5.8
2x = 2.8
x = 1.4

Answer 2

3.15-4 3/7= 14 7/7- 4 3/7= 10 4/7 а)