Question

1). determine o valor de "X" em cada caso.
a). x+2 = x+5 b)x+5 = 3 c)2x = 3 d)4 = 2 e) x+3 = 7
3 4 3 4 5x 4 5x 20 x 5

Answer 1

a_ nulo
b_×=-2
c_ ×=1.5
d_*****
e_×=10

Answer 2

A) nulo
 B) x=-2
C) X=1.5
E)X=10