Respuesta:
Explicación paso a paso:
X+2=7 X=5
2X=12 2X=6+6=12
X-4= 3 X=1
X=5 X=15
3
x+2=7
despejamos X
x=7-2
x=5
2x=12
x=12÷2
x=6
x-4=3
x=3+4
x=7
x/3=5
x=5×3
x=15
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Respuesta:
Explicación paso a paso:
X+2=7 X=5
2X=12 2X=6+6=12
X-4= 3 X=1
X=5 X=15
3
Verified answer
Explicación paso a paso:
x+2=7
despejamos X
x=7-2
x=5
2x=12
despejamos X
x=12÷2
x=6
x-4=3
despejamos X
x=3+4
x=7
x/3=5
despejamos X
x=5×3
x=15