Question

1)2x/4,8+3,6 = 3 целых 4/7 2)22,9/3,96+4x = 2 целых 1/2

Answer 1

1) 2х/(4.8+3.6)=3 целых 4/7

2х=3$frac{4}{7}$×8$frac{4}{10}$=30

х=15

2) $frac{22.9}{3.96+4x}$=2$frac{1}{2}$

3.96+4x=9.16

4x=5.2

x=1.3