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Troyanec [42]
3 years ago
12

Solve for y.8^3-3y=256^4y

Mathematics
1 answer:
aliina [53]3 years ago
3 0
8^{3-3y}=256^{4y}\\\\(2^3)^{3-3y}=(2^8)^{4y}\\\\2^{3(3-3y)}=2^{8\cdot4y}\\\\2^{9-9y}=2^{32y}\iff9-9y=32y\\\\-9y-32y=-9\\-41y=-9\ \ \ \ /:(-41)\\\\y=\frac{9}{41}
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