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Simplifying 23 + -7(x + 3) = 80 Reorder the terms: 23 + -7(3 + x) = 80 23 + (3 * -7 + x * -7) = 80 23 + (-21 + -7x) = 80 Combine like terms: 23 + -21 = 2 2 + -7x = 80 Solving 2 + -7x = 80 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -7x = 80 + -2 Combine like terms: 2 + -2 = 0 0 + -7x = 80 + -2 -7x = 80 + -2 Combine like terms: 80 + -2 = 78 -7x = 78 Divide each side by '-7'. x = -11.14285714 Simplifying x = -11.14285714
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