otasoccer9 otasoccer9

09-10-2020
Mathematics

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6. Describe and correct the error in solving the equation.
X Х
0.4x = 0.2(x.-8)
0.4x = 0.2 x - 8
0.2x = -8
x = -4.

Respuesta :

sugarplum33 sugarplum33

09-10-2020

X = -8

0.4x = 0.2(x - 8)

0.4x = 0.2x - 1.6
-0.2x -0.2x

0.2x = -1.6
x = -8

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