November 2021 0 9 Report

8 Se ştie că a + b + c = 23 și x = 9. Calculați: a 14.a + 14.b + 14.C + 14. x;
c 349 +6. a +6.5 +6. C-12 ·x;
e 7.0 + 7.b +7.C-10.X;
b 2013 -(53.a +53.5+53 C +10 . x);
d 424 -21 X+3.a +3.b +3.c;
f3147 - 10.x-(100 a + 100. b + 100c).

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