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Simplifying 7x2 = -32x + -16 Reorder the terms: 7x2 = -16 + -32x Solving 7x2 = -16 + -32x Solving for variable 'x'. Reorder the terms: 16 + 32x + 7x2 = -16 + -32x + 16 + 32x Reorder the terms: 16 + 32x + 7x2 = -16 + 16 + -32x + 32x Combine like terms: -16 + 16 = 0 16 + 32x + 7x2 = 0 + -32x + 32x 16 + 32x + 7x2 = -32x + 32x Combine like terms: -32x + 32x = 0 16 + 32x + 7x2 = 0 Factor a trinomial. (4 + x)(4 + 7x) = 0Subproblem 1
Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4Subproblem 2
Set the factor '(4 + 7x)' equal to zero and attempt to solve: Simplifying 4 + 7x = 0 Solving 4 + 7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 7x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 7x = 0 + -4 7x = 0 + -4 Combine like terms: 0 + -4 = -4 7x = -4 Divide each side by '7'. x = -0.5714285714 Simplifying x = -0.5714285714Solution
x = {-4, -0.5714285714}
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