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Simplifying f(-7) = 9 + -2(x + 2) Reorder the terms for easier multiplication: -7f = 9 + -2(x + 2) Reorder the terms: -7f = 9 + -2(2 + x) -7f = 9 + (2 * -2 + x * -2) -7f = 9 + (-4 + -2x) Combine like terms: 9 + -4 = 5 -7f = 5 + -2x Solving -7f = 5 + -2x Solving for variable 'f'. Move all terms containing f to the left, all other terms to the right. Divide each side by '-7'. f = -0.7142857143 + 0.2857142857x Simplifying f = -0.7142857143 + 0.2857142857x
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