a)(10x-3)+(14x-4)=8-(15-22x)
b)(2x+3)-(5x+11)=7+(13-2x)
c)(7-10x)-(8-8x+(10x+6)=-8
d)(2x+3)+(3x+4)+(5x+5)=12-7x

а) (10x-3)+(14x-4)=8-(15-22x)

10x-3+14x-4=8-15+22x

24х-7=-7+22х

24х-22х=-7+7

2х=0

х=0

b) (2x+3)-(5x+11)=7+(13-2x);

2x+3-5x-11=7+13-2x;

2x-5x+2x=7+13-3+11;

-x=28;

x=-28

c) (7-10х)-(8-8х)+(10х+6)=-8

7-10х-8+8х+10х+6=-8

-10х+8х+10х=-8-7+8-6

8х=-13

х=-13/8

х=-1.625

d) (2х+3)+(3х+4)+(5х+5)=12-7х

2х+3+3х+4+5х+5=12-7х

2х+3х+5х+7х=12-3-4-5

17х=0

х=0

Объяснение:

а)(10х-3)+(14х-4)=8-(15+22х0

10х+14х-22х=8-15+3+4

2х=0

х=0÷2

х=0

б)(2x+3)-(5x-11)=7+(13-2x)

-3x-8=20-2x

-3x+2x=20+8

-x=28

x= -28

в)(7-10x)-(8-8x)+(10x+6)=-8

7-10х-8+8х+10х+6=-8

8х=-13

х=-13:8

х=-1,625

г)

(2x+3)+(3x+4)+(5x+5)=12-7x

2х+3+3х+4+5х+5=12-7х

2х+3х+5х+7х=12-3-4-5

17х=0

х=0