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(36×10+2×100-×)÷100=5


Răspuns :

PROBA :
(36×10+2×100-60):100=
=(360+200-60):100=
=(560-60):100=
=500:100
=5
Vezi imaginea ANDREEAMARY1
( 360 + 200 -×) ÷100 = 5
360 + 200 - × = 100 × 5
560 - x = 500
x = 560 - 500
x= 60