Question

equations ,technique

Answer 1

\[(12x-1)(6x-1)(4x-1)(3x-1)=5\]

Answer 2

dont open foil

Answer 3

\[(24x^2-10x+1)(24x^2-15x+1)=5\]

Answer 4

let\[x^2-10x+1=b\]
so\[b(b-5x)=5\]
\[b^2-5xb-5=0\]

Answer 5

Give expanding what you had about.. then you can factor it and treat it as three different equations to solve for x....

http://screencast.com/t/roV3pAPBjvSW

Answer 6

what happened to 5 RHS

Answer 7

Once you expand it all just move the 5 to the other side by subtracting 5 from both sides.

Answer 8

okay