Question

решите уравнение (1), (2), (5), (6). SOS!

Answer 1

1) 2/7 х=16/7
2х=16
х=8

2)3/8 m=1/4 - 56/4= - 55/4
m= -55/4 : 3/8= - 55/4 · 8/3= -110/3= -36 2/3

5) 3/7 а=5/5 - 2/5=3/5
а=3/5 : 3/7=3/5 · 7/3=7/5=1 2/5

6) 2/5 z=13/3 - 2/3=11/3
z=11/3 : 2/5 = 11/3 · 5/2=55/6=9 1/6