bewellplus.gsu.edu
dnmmok dnmmok
  • 16-11-2016
  • Mathematics
Answered

boron is ten years older than his sister in three years he will be twice as old as she is now. How old are they now?

Verified Answer :

Anonymous Anonymous
  • 16-11-2016

Equations:

B = s + 10

B+3 = 2(s+3)

-----------------------

Substitute for "B" and solve for "s"::

s+10 + 3 = 2s+6



s + 13 = 2s+6

s = 7 (Sister's age)

------

B = s + 10 = 17 (Boron's age now)

Answer Link
josephj20
josephj20 josephj20
  • 18-11-2021

Answer:

Boron is 23

sister 13

Step-by-step explanation:

Answer Link

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