4) 4x = - 12 9) 0,5x = - 0,3 10) 12(x + 5) = - 24 11) 306 – x) – 2(x – 5) = 63 помогите. Created by diankafiori.

4) 4x = - 12 9) 0,5x = - 0,3 10) 12(x + 5) = - 24 11) 306 – x)

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4) 4x = - 12 9) 0,5x = - 0,3 10) 12(x + 5) = - 24 11) 306 – x) – 2(x – 5) = 63 помогите

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[tex]\displaystyle 1)4x=-12\\4x:4=-12:4\\x=-3\\\\2)0,5x=-0,3\\0,5x:0,5=-0,3:0,5\\x=-0,6\\\\3)12(x+5)=-24\\x+5=-2\\x=-2-5\\x=-7\\\\4)3(6-x)-2(x-5)=63\\18-3x-2x+10=63\\28-5x=63\\-5x=63-28\\-5x=35\\x=-7[/tex]

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