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Simplifying x2(7x + 1) + -4(7x + 1) = 0 Reorder the terms: x2(1 + 7x) + -4(7x + 1) = 0 (1 * x2 + 7x * x2) + -4(7x + 1) = 0 (1x2 + 7x3) + -4(7x + 1) = 0 Reorder the terms: 1x2 + 7x3 + -4(1 + 7x) = 0 1x2 + 7x3 + (1 * -4 + 7x * -4) = 0 1x2 + 7x3 + (-4 + -28x) = 0 Reorder the terms: -4 + -28x + 1x2 + 7x3 = 0 Solving -4 + -28x + 1x2 + 7x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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