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Simplifying 40 = 2.25n Solving 40 = 2.25n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-2.25n' to each side of the equation. 40 + -2.25n = 2.25n + -2.25n Combine like terms: 2.25n + -2.25n = 0.00 40 + -2.25n = 0.00 Add '-40' to each side of the equation. 40 + -40 + -2.25n = 0.00 + -40 Combine like terms: 40 + -40 = 0 0 + -2.25n = 0.00 + -40 -2.25n = 0.00 + -40 Combine like terms: 0.00 + -40 = -40 -2.25n = -40 Divide each side by '-2.25'. n = 17.77777778 Simplifying n = 17.77777778
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