Respuesta:
Explicación paso a paso:
7(x - 3) - 2(x - 1) - 3 = 13
7x - 21 - 2x + 2 - 3 = 13
7x - 21 - 2x + 2= 13 + 3
7x - 21 - 2x + 2 = 16
7x - 21 - 2x = 16 - 2
7x - 21 - 2x = 14
7x - 2x -21 = 14
5x - 21 = 14
5x = 14 + 21
5x = 35
x = 35 / 5
x = 7
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Verified answer
Respuesta:
Hola!
Explicación paso a paso:
7(x - 3) - 2(x - 1) - 3 = 13
7x - 21 - 2x + 2 - 3 = 13
7x - 21 - 2x + 2= 13 + 3
7x - 21 - 2x + 2 = 16
7x - 21 - 2x = 16 - 2
7x - 21 - 2x = 14
7x - 2x -21 = 14
5x - 21 = 14
5x = 14 + 21
5x = 35
x = 35 / 5
x = 7
salu2