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Simplifying 3a + 7b + 8c = 0 Solving 3a + 7b + 8c = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-7b' to each side of the equation. 3a + 7b + -7b + 8c = 0 + -7b Combine like terms: 7b + -7b = 0 3a + 0 + 8c = 0 + -7b 3a + 8c = 0 + -7b Remove the zero: 3a + 8c = -7b Add '-8c' to each side of the equation. 3a + 8c + -8c = -7b + -8c Combine like terms: 8c + -8c = 0 3a + 0 = -7b + -8c 3a = -7b + -8c Divide each side by '3'. a = -2.333333333b + -2.666666667c Simplifying a = -2.333333333b + -2.666666667c
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