Question

1) Encontre as raízes das equações. ( 4 pontos)
a) 4x = 12 b) 10x + 4 = 8 + 6

c)3x = 18 d) 2/3 x=4

Answer 1

A)x=12/4 X=3
B)10x=8+6-4 X=1
C)X=18/6. X=3
D)x=4.-3/2. X=-6