4. (a) Two years ago a woman was 7 times as old as her daughter, but in 3 years time she would be only 4 times as old as the girl. How old are they now?

Question

asked Aug 22, 2021 26.1k views

1 Answer

Priyanksriv · Answer 1 · 2021-08-27T22:41:33+0000

Answer:

woman is 37, girl is 7

Explanation:

7(x-2) = y-2

4(x+3) = y+3

7x - 14 = y - 2

7x - 12 = y

4x + 9 = y

3x - 21 = 0

x = 7

y = 37