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OpenStudy (lizz123):
HELP! MEDAL!! Seven-tenths of a number decreased by thirteen is equal to three-tenths the number increased by 13. Find the number.
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OpenStudy (lizz123):
@dumbcow
OpenStudy (lizz123):
Is this correct for me to solve:\[\frac{ 7 }{ 10 } -13 = \frac{ 3 }{ 10 }x +13\]
OpenStudy (tanner23456):
That's really close. You're just missing one thing. 7/10 of a number would be 7/10x so just put an x next to the 7/10 and solve for x
OpenStudy (lizz123):
thnx
OpenStudy (tanner23456):
no worries
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