kakeyfries kakeyfries
  • 15-01-2017
  • Mathematics
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a is directly proportional to b such that a = 2b. what is a if B =3? Also, what is b if a =7?

a is directly proportional to b such that a 2b what is a if B 3 Also what is b if a 7 class=

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smartcreeper
smartcreeper smartcreeper
  • 15-01-2017
if b was 3 a will be 6 because 2*3=6
and for the second part b will be 3.5 because 2*3.5=7
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Sophia264
Sophia264 Sophia264
  • 15-01-2017
See attached

Solve using algebra!
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