Question

FAÇA AS EQUAÇOES :

A)7X-29=13

B)X/4+10=78

C)10(2X-5)=12X+14

D)3x+1/2=-16

E)-21X+45=-3X+27

F)-5X=-9X+25

Answer 1

Explicação passo-a-passo:

a) 7x=13+29

7x=42

x=42/7

x=6

e)-21x+3x=27-45

-18x=-18

x=-18/-18

x=1

f)-5x+9x=25

4x=25

x=25/4

x=6,2

Answer 2

Resposta:

A)X=6

B)X=302

C)X=8

D)X=10,33

E)X=1

F)X=6,25