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-3(5x - 7) = -4x + 3(3x + 7)
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-3(5x - 7) = -4x + 3(3x + 7)

User Darshit Patel
by
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1 Answer

1 vote

Answer:

x = 0

Explanation:

Given

- 3(5x - 7) = - 4x + 3(3x + 7) ← distribute parenthesis on both sides

- 15x + 21 = - 4x + 9x + 21 , that is

- 15x + 21 = 5x + 21 ( subtract 5x from both sides )

- 20x + 21 = 21 ( subtract 21 from both sides )

- 20x = 0 , thus

x = 0

User Flo Edelmann
by
5.4k points
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