the equation is : - (2x + 3)-(4 + x).

Using the distributive property, my friend got the answer -7 - 3x. I have been fiddling with this problem for 3 hours and don't understand how he got this answer. Can someone please thoroughly explain this to me?

2 answers

- (2x + 3)-(4 + x).
Check my work.

remove the parentheses.
-2x-3-4-x=
combine terms.
-3x-7
thanxxx so much. awesome help!!