simplify 18+7+(18+2x)+7
I will go to sleep after I help this Person. :)
18 + 7 + (18 + 2×) + 7
25 + (18+ 2×) + 7 you can't add 2x, so get rid of ( )
25 + 18 + 2× + 7
43 + 2× + 7 = 43 + 7 + 2×
50 + 2×
