Question

решите уравнение :
$x + 2 \ \frac{5}{13} = 4 \frac{11}{13}$
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Answer 1

х+31/13=63/13

х=63/13-31/13

х=32/13

х=2,462

Answer 2

$x+2\frac{5}{13} =4\frac{11}{13} |-2\frac{5}{13} \\x=(4-2)\frac{11-5}{13}=2\frac{6}{13}$