Answer:
x=21/5
Step-by-step explanation:
5x:9 = 7:3
Turn the ratios into fractions:
5x/9 = 7/3
Then cross mutiply
15x=63
x=21/5
2(b+3) = 2
2b + 6 = 2 ( -6 )
2b = -4 ( / 2)
b = -2
Answer:
Step-by-step explanation:
It is given that,
The average distance between the Earth and the Moon is 384 400 km.
We need to express in in standard form.
1 km = 1000 m
It means,
384400 km = 384400000 km
or
=
Hence, the average distance between the Earth and the Moon is .
1/10 * 4/10 = 4/100 divide both by 4 it'll be 1/25
Answer:
512
Step-by-step explanation:
∛n = 8
n = 512
double check
∛512 = ∛(8)^3 = 8