Website Statistics 43 44 45 a 7x 64 3x b 12 a 18 3а

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Flamme12

[tex]7 x - 6 = 4 - 3 x \\7 x + 3 x = 4 + 6 \\10 x = 10 \\x = 1 \\\\12 - a = 18 - 3 a \\- a + 3 a = 18 - 12 \\2 a = 6 \\a = 3[/tex]

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