Which equations have a positive solution? Choose all answers that are correct.
here is abcd http://static.k12.com/bank_packages/files/media/mathml_dc3dddbb549b5f6a74c1bad3af40999ca4b351e0_1.gif http://static.k12.com/bank_packages/files/media/mathml_7c791acbdef87db4490fb6f69ac9854d0da205a5_1.gif http://static.k12.com/bank_packages/files/media/mathml_e8e811e612e105585716270ee82e920f046c9fbd_1.gif http://static.k12.com/bank_packages/files/media/mathml_862605a8ecad516c0e2e7e06b6183b3095d65369_1.gif
For option A, \[-\frac{ w }{ 9 }=8\]\[-w=72\]\[w=?\]
For option B, \[-12=\frac{ v }{ -3 }\]\[-12\times-3=v\]\[v=?\]
For option C, \[-4=-\frac{ 2z }{ 5 }\]\[-4\times5=-2z\]\[-20=-2z\]\[\frac{ -20 }{ -2 }=z\]\[z=?\]
For option D, \[\frac{ x }{ 7 }=-2\]\[x=7\times-2\]\[x=?\]
@Thebadyboy
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