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2x + 7 - 5x + 8 = 3(5 + 6x) - 12x

1 Answer

1 vote

Answer: x=0

Explanation:

combine like terms

-3x+15=15+18x-12x

-3x+15=15+4x

Move all numbers with variable x to the left side and other numbers to the right side

-7x=0

x=0

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