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(2x2+2-2:2x2)x(2x2-2:1)xh=8x8:8x10

Răspuns :

(4+2-1×2)×(4-2)×h=64:8×10
(4+2-2)×2×h=8×10
(4+0)×2×h=80
4×2×h=80
8×h=80
h=80:8
h=8