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Simplifying f(a) = 2a + -4 Multiply f * a af = 2a + -4 Reorder the terms: af = -4 + 2a Solving af = -4 + 2a Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-2a' to each side of the equation. -2a + af = -4 + 2a + -2a Combine like terms: 2a + -2a = 0 -2a + af = -4 + 0 -2a + af = -4 Reorder the terms: 4 + -2a + af = -4 + 4 Combine like terms: -4 + 4 = 0 4 + -2a + af = 0 The solution to this equation could not be determined.
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