(4х+3)-(10х+11)=7+(13-4х)
4х+3-10х-11=7+13-4х
4х-10х+4х=7+13-3+11
-10х=28
х=-2,8
(3-2х)+(4-3х)+(5-5х)=12+7х
3-2х+4-3х+5-5х=12+7х
-2х-3х-5х-7х=12-3-4-5
-17х=0
х=0
A) 4X=3-10X-11=7+13-4X
4X-10X+4X=-3+11+7+13
-10X=28
X=28:(-10)
X=-2,8
Б)3-2x+4-3x+5-5x=12+7x
-2x-3x-5x-7x=-3-4-5+12
-17x=-12+12
-17x=0
x=-17:0
x=0
(4х+3)-(10х+11)=7+(13-4х)
4х+3-10х-11=7+13-4х
4х-10х+4х=7+13-3+11
-10х=28
х=-2,8
(3-2х)+(4-3х)+(5-5х)=12+7х
3-2х+4-3х+5-5х=12+7х
-2х-3х-5х-7х=12-3-4-5
-17х=0
х=0
A) 4X=3-10X-11=7+13-4X
4X-10X+4X=-3+11+7+13
-10X=28
X=28:(-10)
X=-2,8
Б)3-2x+4-3x+5-5x=12+7x
-2x-3x-5x-7x=-3-4-5+12
-17x=-12+12
-17x=0
x=-17:0
x=0