Question

Resolva a equação
A) x-1=3
B)2x+7=
C)4x=16
D)3×=9

Answer 1

Oi...

a)

x - 1 = 3

x = 3 + 1

x = 4

b)

2x + 7 =

2x = - 7

x = - 7/2

c)

4x = 16

x = 16/4

x = 4

d)

3x = 9

x = 9/3

x = 3

Espero ter ajudado

Answer 2

a) 3-1=x = 3+1 =4

c) 16/4 = 4

d) 9/3 =3