Respuesta:
son 134 espero ayudarte
-+2
Explicación paso a paso:
[tex]12 = 3x(x) \\ 12 = 3 {x}^{2} \\ 12 \div3 = 3 {x}^{2} \div 3 \\ 4= {x}^{2} \\ \sqrt{ {x}^{2} } = \sqrt{ {2}^{2} } \\ |x | = 2 \\x = + - 2 [/tex]
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Respuesta:
son 134 espero ayudarte
Verified answer
Respuesta:
-+2
Explicación paso a paso:
[tex]12 = 3x(x) \\ 12 = 3 {x}^{2} \\ 12 \div3 = 3 {x}^{2} \div 3 \\ 4= {x}^{2} \\ \sqrt{ {x}^{2} } = \sqrt{ {2}^{2} } \\ |x | = 2 \\x = + - 2 [/tex]