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Simplifying 7(12.28571429 + -0.8571428571y) + 6y = 86 (12.28571429 * 7 + -0.8571428571y * 7) + 6y = 86 (86.00000003 + -6y) + 6y = 86 Combine like terms: -6y + 6y = 0 86.00000003 + 0 = 86 86.00000003 = 86 Solving 86.00000003 = 86 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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