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19-01-2020
Mathematics

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2(1 − x) = 9(1 + 2x) + 52(1 − x) = 9(1 + 2x) + 5

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Аноним Аноним

14-02-2021

Answer:

x=-3/5

Step-by-step explanation:

2(1 − x) = 9(1 + 2x) + 5

2-2x=18x+14

-2 -2

-2x=18x+12

-18 -18

-20x=12

/-20 /-20

x=-3/5

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