Question

Se stie can a = 11 si b + c = 8. Calculeaza:
a. a x b +a x c
b.2 x a + 3 x b + 3 x c
c.10 x a + 9 x b + 9 x c
d.a x b + a x c + 25
e.a x b + a x c - 34
f.7 x b + 7 x c + 9 x a
g.11 x b + 11 x c - 6 x a
h.3 x a - 3 x b - 3 x c
i.11 x b + a x c
Multumesc daca ma ajutati!

Answer 1

Răspuns:

a) 11×8=88(b)

11×8=88 (c)

b)2×11+3×8+3×8=

=22+24+24=

=46+24=70

c)10×11+9×8+9×8=

=110+72+72=254

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