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Simplifying 2.1 * 19 + 19 * 4.4 + -4.5 * 19 = 0 Multiply 2.1 * 19 39.9 + 19 * 4.4 + -4.5 * 19 = 0 Multiply 19 * 4.4 39.9 + 83.6 + -4.5 * 19 = 0 Multiply -4.5 * 19 39.9 + 83.6 + -85.5 = 0 Combine like terms: 39.9 + 83.6 = 123.5 123.5 + -85.5 = 0 Combine like terms: 123.5 + -85.5 = 38 38 = 0 Solving 38 = 0 Couldn't find a variable to solve for. This equation is invalid, the left and right sides are not equal, therefore there is no solution.
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