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1032:(5472÷19÷12)=
6×(49÷7-2×3)=
2x+1=7
4x+9=4x-2​


Răspuns :

Răspuns:

1032:(288÷12)

1032:24

43

6•(49:7-2•3)

6•(7-6)

6•1

6

2x+1=7

2x=7-1

2x=6

x=6:2

x=3

4x+9=4x-2

4x-4x=-2-9

x=-11