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Simplifying 4(u + -3) + -8u = (-36) Reorder the terms: 4(-3 + u) + -8u = (-36) (-3 * 4 + u * 4) + -8u = (-36) (-12 + 4u) + -8u = (-36) Combine like terms: 4u + -8u = -4u -12 + -4u = (-36) -12 + -4u = -36 Solving -12 + -4u = -36 Solving for variable 'u'. Move all terms containing u to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + -4u = -36 + 12 Combine like terms: -12 + 12 = 0 0 + -4u = -36 + 12 -4u = -36 + 12 Combine like terms: -36 + 12 = -24 -4u = -24 Divide each side by '-4'. u = 6 Simplifying u = 6
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