Question

POR FAVOR ME AJUDEM É URGENTEEE ​

Answer 1

Resposta:

Explicação passo-a-passo:

A)4x+7-2x=27

4x-2x=27-7

2x=20

20/2

=10

B)2x+1=4x-7

2x-4x=-7-1

-2x=-8

-8/-2

=4

C)9x+9+3x=15

9x+3x=15-9

12x=6

6/12

=0,5

D)16x-1=12x+3

16x-12x=-1-3

4x=-4

-4/4

=-1

E)3x-2=4x+9

3x-4x=9+2

-1x=10

10/-1

=-10

F)5x-3+x=2x+9

5x+x-2x=9+3

4x=12

12/4

=3

G)17x-7x=x+18

17x-7x-x=18

9x=18

18/9

=2

H)x+x-4=17-2x+1

X+x+2x=17+1+4

4x=22

22/4

=5,5

i)x+2x+3-5x=4x-9

X+2x-5x-4x=-9-3

-6x=-12

-12/-6

=2

J)5x+6x-16=3x+2x-4

5x+6x-3x-4x=-4+16

4x=12

12/4

=3

K)5x+4=3x-2x+4

5x-3x+2x=4-4

4x=0

0/4

=0