Question

can someone tell me if im doing this right D=rt

D = rt
-- --
t t

D
-- = r
t

Answer 1

so i did this correct

Answer 2

:)

Answer 3

would i do the same for these

Answer 4

solve the first one and i'll check it out for u

Answer 5

i did soolve the first one

Answer 6

D = rt
-- --
t t

D
-- = r
t

Answer 7

i just wanted to know if i do the other questions the same way or a different way

Answer 8

this one is correct

Answer 9

how would i solved 2 ? if it is a different procces can you please explain or give an example

Answer 10

and i meant the first one in the picture

Answer 11

oh i haven;t done thhat one yet thats what im asking

Answer 12

do i solve that one the same way

Answer 13

it has addition

Answer 14

ok

Answer 15

try to solve it and let me see

Answer 16

kk

Answer 17

A= a+b+c
-----------------
3

3xA=3x a+b+c
-----------
3
3A= a+b+c

3A- c = c - c+b

3A-c=B

Answer 18

no no
where did ( a) disappear

Answer 19

i was doing it like the examples in my book say

Answer 20

should it have been 3A- a+b+c

Answer 21

b= 3A-a-c

Answer 22

how do you get that?