Question

7-4x=2+x
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Answer 1

Explicación paso a paso:

7 - 4x = 2 + x

- 4x - x = 2 - 7

- 5x = - 5

5x = 5

x = 5 / 5

x = 1 (VALOR DE X)

AHORA COMPROBAMOS:

7 - 4 (1) = 2 + 1

7 - 4 = 3

3 = 3