Respuesta:
Explicación paso a paso:
1) x+32-21=62
x+11=62
x=62-11
x=51
2) x-3+4=10+12
x+1=22
x=22-1
x=21
3) x-50+32=120
x-18=120
x=120+18
x=138
4) x+18-9=36
x+9=36
x=36-9
x=27
5) 2x-8=10
2x=10+8
2x=18
x=18/2
x=9
6) 3.x-3=9
3x=9+3
3x=12
x=12/3
x=4
7) 4.x+16=16
4x=16-16
4x=0
x=0/4
x=0
:D
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Respuesta:
Explicación paso a paso:
1) x+32-21=62
x+11=62
x=62-11
x=51
2) x-3+4=10+12
x+1=22
x=22-1
x=21
3) x-50+32=120
x-18=120
x=120+18
x=138
4) x+18-9=36
x+9=36
x=36-9
x=27
5) 2x-8=10
2x=10+8
2x=18
x=18/2
x=9
6) 3.x-3=9
3x=9+3
3x=12
x=12/3
x=4
7) 4.x+16=16
4x=16-16
4x=0
x=0/4
x=0
:D