Question

a)25x=0 b)35x= -105 c)4x=1 d)21=3x e)84=6x f)-3x=12 g)-7x=21 h)-2x= -4 i)15x= -30 j)-20= -10x​

Answer 1

Explicação passo-a-passo:

a)

25x = 0

x = 0

b)

35x = -105

x = -105/35 = -3

c)

4x = 1

x = 1/4

d)

3x = 21

x = 21/3 = 7

e)

6x = 84

x = 84/6

x = 14

f)

-3x = 12

x = -4

g)

-7x = 21

x = -3

h)

-2x = -4

x = 2

i)

15x = -30

x = -2

j)

-20 = -10x

x = 2