Question

lisa is 6 years older than Tom. Their father's age is twice the sum of their ages. How old is lisa if her dad is 32?

Answer 1

L = 6 + T      D= 2(L+T)          L=Lisa T=Tom D= dad        L + T = 32       
6 + t + t = 32         6 + 2t = 32      2t = 26        t = 13       L = 6 + t     L = 6 + 13     L = 19