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Simplifying -7(-9x + 1) = 71 Reorder the terms: -7(1 + -9x) = 71 (1 * -7 + -9x * -7) = 71 (-7 + 63x) = 71 Solving -7 + 63x = 71 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + 63x = 71 + 7 Combine like terms: -7 + 7 = 0 0 + 63x = 71 + 7 63x = 71 + 7 Combine like terms: 71 + 7 = 78 63x = 78 Divide each side by '63'. x = 1.238095238 Simplifying x = 1.238095238
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