Question

Resolva :

2x - 40 = 2/5​

Answer 1

ᴏʟᴀ⏩

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$2 \times - 40 = 2 \div 5 \\ 2 \times - 40 = 0.4 \\ 2 \times = 0.4 + 40 \\ 2 \times = 40.4 \\ \times = 20.2$

ʀᴇꜱᴘᴏꜱᴛᴀ: 20,2

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ᴇꜱᴘᴇʀᴏ ᴛᴇʀ ᴀᴊᴜᴅᴀᴅᴏ♣♠