Question 167524
lets call leslie e and lisa i

i=2/3(e)........eq 1
(i-2)=1/2(e+5)..eq 2

substitute i's value from eq 1 into eq 2

2/3(e)-2=1/2(e)+5/2  multiply by 6
:
4e-12=3e+15
e=27
{{{highlight(e=27)}}}leslie's age
{{{highlight(i=(2/3)(27)=18)}}} lisa's age