trinitydean69
trinitydean69
10-02-2015
Mathematics
contestada
4/5y+3/10=1/2y-6
what does y equal
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luana
luana
10-02-2015
[tex]\frac{4}{5}y+\frac{3}{10}=\frac{1}{2}y-6\ \ \ \ | multiply\ by\ 10\\\\ 8y+3=5y-60\ \ \ \ | subtract\ 5y\\\\ 3y+3=-60\ \ \ \ | subtract\ 3\\\\ 3y=-63\ \ \ | divide\ by\ 3\\\\ y=-21[/tex]
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