Question

resolva as seguintes operacao?
A: 3x = 15
b: 2x = 14
c; 4x = -12
d: 7x = -21
e; 13x = 13
f; 9x = -9
g; 25x = 0
h;35x = -105
i; 4x = 1
j; 84= 6x

Answer 1

Resposta:

a) 3x = 15

x = 15 / 3

x = 5

b) 2x = 14

x = 7

c) 4x = -12

x = -3

d) 7x = -21

x = -3

e) 13x = 13

x = 1

f) 9x = -9

x = -1

g) 25x = 0

x = 0

h) 35x = -105

x = -3

i) 4x = 1

x = 0,25

j) 84 = 6x

x = 14