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Simplifying 3a + 8 = 2 + 7a Reorder the terms: 8 + 3a = 2 + 7a Solving 8 + 3a = 2 + 7a Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-7a' to each side of the equation. 8 + 3a + -7a = 2 + 7a + -7a Combine like terms: 3a + -7a = -4a 8 + -4a = 2 + 7a + -7a Combine like terms: 7a + -7a = 0 8 + -4a = 2 + 0 8 + -4a = 2 Add '-8' to each side of the equation. 8 + -8 + -4a = 2 + -8 Combine like terms: 8 + -8 = 0 0 + -4a = 2 + -8 -4a = 2 + -8 Combine like terms: 2 + -8 = -6 -4a = -6 Divide each side by '-4'. a = 1.5 Simplifying a = 1.5
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