Question

реши уравнение : (2 x+39):5=13

Answer 1

2х+39=13*5=65
2х+39=65
2х=65-39
2х=26
х=26х:2
х=13

Answer 2

(2х+39)=13×5
2х+39=65
2х=65-39
2х=26
х=26÷2
х=13
(2×13+39)÷5=13

Answer 3

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