Question

Me ajunta gente
e pra amanhã obrigado

Answer 1

x/2 + x/3 = 1
x/2 + x/3 = 1/1   mmc de 1,2,3  ---> 6

3x + 2x = 6
x = 6/5

b) X/3+4=2x
Mmc= 3
X+12=6x
X-6x=-12 ( . -1)
5x = 12
X = 12/5 

c) x+4=1
x = -3