5(3х-4)=15х-20
-2(4х-7)=-8х+14
-0,5(24х+8)=-12х-4
10(0,15х-0,6)=1,5х-6
-1/2(4,8-5х)-2,4+2,5х
-3/7(49+2,1х)=-21+2,1х
5х-4(0,25х-1)=5х-х+4=4х+4
5,6-0,6(5х+2)=5,6-3х-1,2=4,4-3х
7х+3/5(0,5-15х)=7х+3-9х=3-2х
1) 15х-20 2) 1,5х-6 3) 54х-1
-8х+14 -2,4+2,5х 4,4-3х
-12х-4 -21+0,9х 7х-8,7