First, distribute the -2 on the left side of the equation:
- 2(3x - 15) - 4 = 56
- 6x + 30 - 4 = 56
Combine like terms:
- 6x + 26 = 56
Subtract 26 from both sides:
- 6x = 30
Divide by -6 to solve for x:
x = -5
Solve for x: - 2(3x - 15) - 4 = 56
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