KeimyraBrooks
KeimyraBrooks
04-09-2017
Mathematics
contestada
5-a/8=4/7 solve for a show your work
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DeathTheKid101
DeathTheKid101
04-09-2017
subtract 5 from both sides
a/-8 = 4/7 - 5
simplify 4/7 - 5 to 31/-7
a/-8 = 31/-7
multiply both sides by 8
-a = 31/-7 x 8
simplify 31/7 x 8 to 248/7
-a = 248/7
multiply both sides by -1.
The answer is
a = 248/7
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