Katherine is 35, which is 5 years less than twice fred's age. how old is fred? if f represents fred's age, which equation would you use to solve this problem?
A2f 5 = 35
B2f - 5 = 35
C35 - 5 = 2f
Df 5 = 2(30)
A2f 5 = 35
B2f - 5 = 35
C35 - 5 = 2f
Df 5 = 2(30)