Answer :
Answer:
james : x
karla : y = 6x - 3
total : 18 = 6x - 3 + x
18 = 7x - 3
18 + 3 = 7x
21 = 7x
21 /7 = x
x = 3
karla : 6(3) - 3 = 18 -3
answer is 12 years
Answer:
james : x
karla : y = 6x - 3
total : 18 = 6x - 3 + x
18 = 7x - 3
18 + 3 = 7x
21 = 7x
21 /7 = x
x = 3
karla : 6(3) - 3 = 18 -3
answer is 12 years