Răspuns :

Explicație pas cu pas:

Buna !!

a+(15×2+9×9)=64×6+8×7×3

•a+(30+81)=384+56×3

•a+111=384+168

•a+111=552

•a=552-111

a=441

Succes !!;)

✿❀AndreeaBrainly123❀✿

Răspuns:

Salutare!

a+(15*2+9*9)=64*6+8*7*3

a+(30+81)=384+56*3

a+111=384+168

a+111=552

a=552-111

a=441

Succes!