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Simplifying -4 + -8n = -4(8 + 4n) + 4 -4 + -8n = (8 * -4 + 4n * -4) + 4 -4 + -8n = (-32 + -16n) + 4 Reorder the terms: -4 + -8n = -32 + 4 + -16n Combine like terms: -32 + 4 = -28 -4 + -8n = -28 + -16n Solving -4 + -8n = -28 + -16n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '16n' to each side of the equation. -4 + -8n + 16n = -28 + -16n + 16n Combine like terms: -8n + 16n = 8n -4 + 8n = -28 + -16n + 16n Combine like terms: -16n + 16n = 0 -4 + 8n = -28 + 0 -4 + 8n = -28 Add '4' to each side of the equation. -4 + 4 + 8n = -28 + 4 Combine like terms: -4 + 4 = 0 0 + 8n = -28 + 4 8n = -28 + 4 Combine like terms: -28 + 4 = -24 8n = -24 Divide each side by '8'. n = -3 Simplifying n = -3
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