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Aflati termenul necunoscut x stiind ca [( x+360:4)x5+700]:600=2

Răspuns :

FBI95
[(x+360:4)×5+700]:600=2

[(x+90)×5+700]=2×600

[(x+90)×5+700]=1200

(x+90)×5=1200-700

(x+90)×5=500

x+90=500:5

x+90=100

x=100-90

x=10