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Simplifying -2.1(-5y + 2) + -2.4y = 0 Reorder the terms: -2.1(2 + -5y) + -2.4y = 0 (2 * -2.1 + -5y * -2.1) + -2.4y = 0 (-4.2 + 10.5y) + -2.4y = 0 Combine like terms: 10.5y + -2.4y = 8.1y -4.2 + 8.1y = 0 Solving -4.2 + 8.1y = 0 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '4.2' to each side of the equation. -4.2 + 4.2 + 8.1y = 0 + 4.2 Combine like terms: -4.2 + 4.2 = 0.0 0.0 + 8.1y = 0 + 4.2 8.1y = 0 + 4.2 Combine like terms: 0 + 4.2 = 4.2 8.1y = 4.2 Divide each side by '8.1'. y = 0.5185185185 Simplifying y = 0.5185185185
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