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Simplifying 9a + -2 = -4 Reorder the terms: -2 + 9a = -4 Solving -2 + 9a = -4 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + 9a = -4 + 2 Combine like terms: -2 + 2 = 0 0 + 9a = -4 + 2 9a = -4 + 2 Combine like terms: -4 + 2 = -2 9a = -2 Divide each side by '9'. a = -0.2222222222 Simplifying a = -0.2222222222
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