# word problem

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bisi and ada age added up to 29, 7 years ago bisi was twice as old as ada, find their present age.

• word problem -

bisi now -- x

7 yrs ago:
bisi -- x-7
ada -- 29-x - 7 = 22-x

x-7 = 2(22-x)
x-7 = 44 - 2x
3x = 51
x = 17

bisi is now 17

check:
7 years ago: bisi was 10, ada was 5
Was bisi twice as old as ada ?? YES

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