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-8/5+2/3*(-9/4) va rooog sa ma ajutati!!!

Răspuns :

[tex] -\frac{8}{5}+ \frac{2}{3}* (-\frac{9}{4})=- \frac{8}{5}+(- \frac{2*9}{3*4})=^{2)} - \frac{8}{5}- ^{5)} \frac{3}{2}= -\frac{16}{10}- \frac{15}{10}= -\frac{16+15}{10}= [/tex][tex]- \frac{31}{10}=-3,1 [/tex]