Решите уравненит 2(х+3)=? 7(3+х)=? (25+х)*2=? (30+22х)*2=? 5(х-3)=? 6(3-х)=? (7-2х)*2=? (17-21х)*3=?

2(х+3)=2х+3
7(3+х)=21+7х
(25+х)2=50+2х
(30+22х)×2=60+44х
5(х-3)=5х-15
6(3-х)=18-6х
(7-2х)×2=14-4х
(17-21х)×3=52-63х