Question

calcule o valor de x em:
A)x_3=3_2 b)4x_5=x+1_3

Answer 1

vamos la 
a.
x-3=3-2
x-3=1
x=3+1
x=4

b.
4x-5=x+1-3
4x-5=x-2
4x-x=-2+5
3x=3
x=3/3
x=1