Răspuns :

Andreea491117id

Răspuns:

(5+4)•7=

5•7+4•7=

32•12+32•15=

32•(12+15)=

4•(23+6)=

4•23+4•6=

6•108-82•6=

6•(108-82)=

5•(104-24)=

5•104-5•24=

7•192-7•154=

7•(192-154)=

SPER CĂ TE-AM AJUTAT!!!

Boh93id
(5+4)x7=9x7=63
(5x7)+(4x7)=35+28=63

32x12+32x15=384+480=864
32x(12+15)=32x27=864

4x(23+6)=4x29=116
4x23+4x6=92+24=116

6x108-82x6=648-492=156
6x(108-82)=6x26=156

5x(104-24)=5x80=400
5x104-5x24=520-120=400

7x192-7x154=1344-1078=266
7x(192-154)=7x38=266

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