Answer:
392
Step-by-step explanation:
1.49×10⁸/3.8×10⁵ = 392
Answer:
son's present age = 30
father's present age=60
Step-by-step explanation:
his son's present age = x years
his father's present age = 2x years
before 20 years his son's age=(x-20) years
before 20 years father's age=(2x-20) years4(x-20)=(2x-20)
4x-80=2x-20
4x-2x=80-20
2x=60
x=30
The new coords are (-4, 4), (-1,7) and (1,1)
Answer:
-5/3
Step-by-step explanation:
