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Simplifying -4 + -7a = 8a + -3 Reorder the terms: -4 + -7a = -3 + 8a Solving -4 + -7a = -3 + 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 + -7a + -8a = -3 + 8a + -8a Combine like terms: -7a + -8a = -15a -4 + -15a = -3 + 8a + -8a Combine like terms: 8a + -8a = 0 -4 + -15a = -3 + 0 -4 + -15a = -3 Add '4' to each side of the equation. -4 + 4 + -15a = -3 + 4 Combine like terms: -4 + 4 = 0 0 + -15a = -3 + 4 -15a = -3 + 4 Combine like terms: -3 + 4 = 1 -15a = 1 Divide each side by '-15'. a = -0.06666666667 Simplifying a = -0.06666666667
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