Answer:
54 years
Step-by-step explanation:
Joyce age = x
Alex age = y
3x = 2y - - - (1)
y - 9 = 2(x - 9)
y - 9 = 2x - 18
-9 + 18 = 2x - y
9 = 2x - y
y = 2x - 9 - - (2)
3x = 2y
3x = 2(2x - 9)
3x = 4x - 18
18 = 4x - 3x
18 = x
Hence,
Mrs stone is 3 * 18 = 54 years
Answer:
458
Step-by-step explanation:
Answer:
more
Step-by-step explanation:
4/6 simplified is 2/3
3/6 would be half
Answer:
The segment that is the diameter is EB
It is 8 cm long
Step-by-step explanation:
The mountain will be at 80mm long in 50 years because 50 times 1.6mm equals 80
