Question

SAT subject test problem:
If 4x-y=6z+w, then when does the expression 12-4x+y equal in terms of z and w?

Answer 1

@satellite73 please check this out :)

Answer 2

4x-y=6z+w


12-4x+y

you can see that you have 4x + y in the equation above. just sub in the value given at the top.
12-(6z+w)

Answer 3

you can distribute the negative.

Answer 4

@tomo oh wow, thank you so much. :)

Answer 5

you're welcome