(1)30+5(3x-1)=35x-25
(2)-10(3-4x)+51=7(5x+3)
(3)а)3(1-2х)-5(3х-х)-6(3х-4)=83
б)23-3(b+1)+5(6b-7)-7(3b-1)=0
(3) 2x-3+7x-13+5-2x = X-1
3 6 2 =
(4) 2+x=6
2+х=4
(2)-10(3-4x)+51=7(5x+3)
(3)а)3(1-2х)-5(3х-х)-6(3х-4)=83
б)23-3(b+1)+5(6b-7)-7(3b-1)=0
(3) 2x-3+7x-13+5-2x = X-1
3 6 2 =
(4) 2+x=6
2+х=4
More Questions From This User See All
Answers & Comments
15х-35х=-25-30+5 6б=9
-20х=-50 б=1,5
х=2.5
2х+7х-2х-х= -1+3+13-5
-30+40х+51=35х+21 7х=10
5х=60 х=7/10
х=12