Question

what is the solution to this equation 2(2-j)=4(j+10)
j=

Answer 1

hmm

Answer 2

give me a sec k?

Answer 3

use the "My Dear Aunt Sally" thing and multiply the outside factor with the factors inside the parenthesis and get
4-j=4j+40

Answer 4

then subtract 4 from 40

Answer 5

and then subtract 4j from -j and get -5j

Answer 6

so then you get:
-5j = 36

Answer 7

then divide each side by -5

Answer 8

and you get:
j=-7.2

Answer 9

there you go

Answer 10

plz medal