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Simplifying 4 + -3a = 8a + 7 Reorder the terms: 4 + -3a = 7 + 8a Solving 4 + -3a = 7 + 8a Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-8a' to each side of the equation. 4 + -3a + -8a = 7 + 8a + -8a Combine like terms: -3a + -8a = -11a 4 + -11a = 7 + 8a + -8a Combine like terms: 8a + -8a = 0 4 + -11a = 7 + 0 4 + -11a = 7 Add '-4' to each side of the equation. 4 + -4 + -11a = 7 + -4 Combine like terms: 4 + -4 = 0 0 + -11a = 7 + -4 -11a = 7 + -4 Combine like terms: 7 + -4 = 3 -11a = 3 Divide each side by '-11'. a = -0.2727272727 Simplifying a = -0.2727272727
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