posted by Anonymous on .
beth is two years older than julio.Gerald is twice as old as beth.debra is twice as old as gerald.the sum of theIr ages is 38.how old is beth?
B=age of Beth,
J=age of Julio
G=age of Gerald
D=age of Debra
Equations, expressed in terms of J
J+B+G+D=38 and substitute above values:
Backsubstitute J in the above equations to get the ages of Beth, Gerald and Debra.