Question

11u-12=20-5u

porfa Es para hoy​

Answer 1

$11u - 12 = 20 - 5u \\ 11u - 12 + 5u = 20 \\ 11u + 5u = 20 + 12 \\ 16u = 20 + 12 \\ 16u = 32 \\ u = 32 \div 16 \\ u = 2$

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