Answer: -5
Step-by-step explanation:
im going to assume tomorrow means Two more.....
[tex]2+4x=-18[/tex]
brilliant.
lets do opposite calculations to both sides. what is the opposite of 2? negative 2. so lets subtract 2 from both sides.
we get
[tex]4x=-20[/tex]
ok so now we have 4 times x. what is the opposite of this? 4 DIVIDED BY x.
ok now lets do the same to the other side. what is negative 20 divided by 4?
[tex]x=-5[/tex]