Question

Resolva as equações:

a) x/3 = 7

b) x/4
= −3
c)2x/5 = 4
d)2x3 = -10​

Answer 1

Resposta:

A)x/3=7

x = 7. 3

x=21

B)x/4=-3

x = -3 * 4

x = -12

C)c)2x/5=4

2x = 5 * 4

2x = 20

x=20/2

x =10

D)2x/3=-10

2x = -10*3

2x = -30

x = -30/2

x = -15