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2X - 4 = - 10

add 4 to each side

2X - 4 + 4 = - 10 + 4

2X = - 6

divide each side by 2

X = - 3

check in original equation

2(-3) - 4 = - 10

- 6 - 4 = - 10

- 10 = - 10

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14y ago

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