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Solutia ecuatiei: 2x-7=5 deci x=?

 



Răspuns :


2X-7=5

2X=5+7

2X=12

X=6


-2X+3≥11X

-2X-11X≥-3

-13X≥-3

X≤3/13

X∈( -∞,3/13]

SPER CA TE-AM AJUTAT

2x - 7 = 5 => 2x = 12 => x = 6