Respuesta:
espero q te sirva .......
4+9x+4 = 16(5)+2+7x
9x+(4+4) = 80+2+7x
9x+2(4) = 82+7x
9x+8 = 82+7x
8-82 = 7x-9x
-74 = -2x
-74/-1 = -2x/-1
74 = 2x
2x = 74
2x/2 = 74/2
x = 37
Verificación :
4+9(37)+4 = 16(5)+2+7(37)
4+333+4 = 80+2+259
333+(4+4) = 82+259
333+8 = 82+259
341 = 341
R// Por ende , " x " vale 37.
Explicación paso a paso:
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Verified answer
Respuesta:
espero q te sirva .......
Respuesta:
4+9x+4 = 16(5)+2+7x
9x+(4+4) = 80+2+7x
9x+2(4) = 82+7x
9x+8 = 82+7x
8-82 = 7x-9x
-74 = -2x
-74/-1 = -2x/-1
74 = 2x
2x = 74
2x/2 = 74/2
x = 37
Verificación :
4+9(37)+4 = 16(5)+2+7(37)
4+333+4 = 80+2+259
333+(4+4) = 82+259
333+8 = 82+259
341 = 341
R// Por ende , " x " vale 37.
Explicación paso a paso: