Explicación paso a paso:
7x+x+x-11x= -3-16+5
-2x= -14
x= -14/ -2
x= 7
Comprobación:
16 + 7 ( 7 ) - 5 + 7 = 11 ( 7 ) - 3 - 7
16+ 49-5+7 = 77-3-7
67= 67
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Explicación paso a paso:
7x+x+x-11x= -3-16+5
-2x= -14
x= -14/ -2
x= 7
Comprobación:
16 + 7 ( 7 ) - 5 + 7 = 11 ( 7 ) - 3 - 7
16+ 49-5+7 = 77-3-7
67= 67