Question 382070
h=a+1
a=h-1
.
h=3b+4
3b=h-4
b=(h-4)/3
.
a^2+b^2=h^2
(h-1)^2+((h-4)/3)^2=h^2 
h^2-2h+1+(h^2-8h+16)/9=h^2
9h^2-18h+9+h^2-8h+16=9h^2
h^2-26h+25=0
(h-25)(h-1)=0
h=25
a=24
b=7
.
Ed