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Mathematics
OpenStudy (anonymous):

1.6h-72=4h-30

Directrix (directrix):

1.6h-72=4h-30 I assume we're solving for h. Is that correct?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

hello

Directrix (directrix):

1.6h-72=4h-30 1.6 h -4h = - 30 + 72 -2.4 h = 42 h = - 17.5

Directrix (directrix):

Questions?

OpenStudy (anonymous):

no

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