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Simplifying 40 = 4.9t2 + 42t + 40 Reorder the terms: 40 = 40 + 42t + 4.9t2 Add '-40' to each side of the equation. 40 + -40 = 40 + 42t + -40 + 4.9t2 Combine like terms: 40 + -40 = 0 0 = 40 + 42t + -40 + 4.9t2 Reorder the terms: 0 = 40 + -40 + 42t + 4.9t2 Combine like terms: 40 + -40 = 0 0 = 0 + 42t + 4.9t2 0 = 42t + 4.9t2 Solving 0 = 42t + 4.9t2 Solving for variable 't'. Remove the zero: -42t + -4.9t2 = 42t + 4.9t2 + -42t + -4.9t2 Reorder the terms: -42t + -4.9t2 = 42t + -42t + 4.9t2 + -4.9t2 Combine like terms: 42t + -42t = 0 -42t + -4.9t2 = 0 + 4.9t2 + -4.9t2 -42t + -4.9t2 = 4.9t2 + -4.9t2 Combine like terms: 4.9t2 + -4.9t2 = 0.0 -42t + -4.9t2 = 0.0 The solution to this equation could not be determined.
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