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Simplifying -9(x2 + 7) + -2 = 290 Reorder the terms: -9(7 + x2) + -2 = 290 (7 * -9 + x2 * -9) + -2 = 290 (-63 + -9x2) + -2 = 290 Reorder the terms: -63 + -2 + -9x2 = 290 Combine like terms: -63 + -2 = -65 -65 + -9x2 = 290 Solving -65 + -9x2 = 290 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '65' to each side of the equation. -65 + 65 + -9x2 = 290 + 65 Combine like terms: -65 + 65 = 0 0 + -9x2 = 290 + 65 -9x2 = 290 + 65 Combine like terms: 290 + 65 = 355 -9x2 = 355 Divide each side by '-9'. x2 = -39.44444444 Simplifying x2 = -39.44444444 Reorder the terms: 39.44444444 + x2 = -39.44444444 + 39.44444444 Combine like terms: -39.44444444 + 39.44444444 = 0.00000000 39.44444444 + x2 = 0.00000000 The solution to this equation could not be determined.
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