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Simplifying 21 + -3x * x + 8 = 30 Multiply x * x 21 + -3x2 + 8 = 30 Reorder the terms: 21 + 8 + -3x2 = 30 Combine like terms: 21 + 8 = 29 29 + -3x2 = 30 Solving 29 + -3x2 = 30 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-29' to each side of the equation. 29 + -29 + -3x2 = 30 + -29 Combine like terms: 29 + -29 = 0 0 + -3x2 = 30 + -29 -3x2 = 30 + -29 Combine like terms: 30 + -29 = 1 -3x2 = 1 Divide each side by '-3'. x2 = -0.3333333333 Simplifying x2 = -0.3333333333 Reorder the terms: 0.3333333333 + x2 = -0.3333333333 + 0.3333333333 Combine like terms: -0.3333333333 + 0.3333333333 = 0.0000000000 0.3333333333 + x2 = 0.0000000000 The solution to this equation could not be determined.
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