13. 4n - 40 = 7(-2n + 2)
14. 7(5a - 4) - 1 = 14 - 8a
15. -31 - 4x = -5 - 5(1 + 5x)
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Mathematics, 18.08.2019 18:10 emmaraeschool
13. 4n - 40 = 7(-2n + 2)
14. 7(5a - 4) - 1 = 14 - 8a
15. -31 - 4x = -5 - 5(1 + 5x)
16. 38 + 7k = 8(k + 4)
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Answers: 1
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