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Simplifying 9 = 4t(-7t) Remove parenthesis around (-7t) 9 = 4t * -7t Reorder the terms for easier multiplication: 9 = 4 * -7t * t Multiply 4 * -7 9 = -28t * t Multiply t * t 9 = -28t2 Solving 9 = -28t2 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '28t2' to each side of the equation. 9 + 28t2 = -28t2 + 28t2 Combine like terms: -28t2 + 28t2 = 0 9 + 28t2 = 0 Add '-9' to each side of the equation. 9 + -9 + 28t2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 28t2 = 0 + -9 28t2 = 0 + -9 Combine like terms: 0 + -9 = -9 28t2 = -9 Divide each side by '28'. t2 = -0.3214285714 Simplifying t2 = -0.3214285714 Reorder the terms: 0.3214285714 + t2 = -0.3214285714 + 0.3214285714 Combine like terms: -0.3214285714 + 0.3214285714 = 0.0000000000 0.3214285714 + t2 = 0.0000000000 The solution to this equation could not be determined.
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