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Simplifying 9 + -1(4x * 4x) = 57 Reorder the terms for easier multiplication: 9 + -1(4 * 4x * x) = 57 Multiply 4 * 4 9 + -1(16x * x) = 57 Multiply x * x 9 + -1(16x2) = 57 Remove parenthesis around (16x2) 9 + -1 * 16x2 = 57 Multiply -1 * 16 9 + -16x2 = 57 Solving 9 + -16x2 = 57 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -16x2 = 57 + -9 Combine like terms: 9 + -9 = 0 0 + -16x2 = 57 + -9 -16x2 = 57 + -9 Combine like terms: 57 + -9 = 48 -16x2 = 48 Divide each side by '-16'. x2 = -3 Simplifying x2 = -3 Reorder the terms: 3 + x2 = -3 + 3 Combine like terms: -3 + 3 = 0 3 + x2 = 0 The solution to this equation could not be determined.
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