Question

4) 4 • |х| - 7 = -2|х| +5​

Answer 1

Ответ:

4*|x|-7=-2|x|+5

4*|x|-7+2*|x|=5

4*|x|-7+2*|x|=5+7

6*|x|=5+7

6*|x|=12

|x|=2

x=2

x=-2

$x_{1} = - 2. x_{2} = 2$