Asked by Cathy bens🐈

Trump is 3 years older than Hillary. Seven years ago trump was twice as old as Hillary .
i) how old are they now?
ii) when will the sum of their ages be 45?
Answered by Reiny
Hillary ---- x
trump ---- x+3

Seven years ago:
Hillary --- x-7
Trump --- x+3 - 7 = x - 4

a) x-4 = 2(x-7)
solve for x

b) solve: x-7 + x-4 = 45


Answered by Reiny
correction:
b) once you have the value of x
solve:
x+t + x+3+t = 45
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