7b is just 7 x b and if b is 6 its just 7 x 6
which the answer is 42
Answer: The actual distance is 6 km
Step-by-step explanation: If you do a conversion from 1 cm to 20 km in fraction form, you will have

So, if you solve for km, you will get 6 using cross multipulcation
Answer:
x=2
Step-by-step explanation:
9x-10 =3x+2
Subtract 3x from each side
9x-3x-10 = 3x-3x+2
6x -10 =2
Add 10 to each side
6x-10+10 = 2+10
6x = 12
Divide each side by 6
6x/6 = 12/6
x=2
Rational numbers are number a/b like fractions. You can solve them the same way you do fractions
Answer:
it's answer is E. S = (t² - 2p) / a
Step-by-step explanation:
As
t² = 2p + as
Making s subject then
as = t² - 2p
s =( t² - 2p) / a
Hope it will help :)