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If y varies directly as x, find the unknown value in the problem below: If x = 12 when y = -30, find y when x = 8
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4 votes
If y varies directly as x, find the unknown value in the problem below:

If x = 12 when y = -30, find y when x = 8

User Greg Brown
by
4.6k points

1 Answer

4 votes
12/-30=8x
cross multiply
12x=-240
x=-20
User Narea
by
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