Question

determine a solução (ou raiz)das equaçoes do 1º grau,com icognita,sendo U=Q
a)x+x/4=20
b)x/2-x/5=21
c)x-x/3=6+x/2
d)x+1/2=2x/3-1
e)2x/5-2=x/4+4
f)2x/9+1/6=4x/3+1/2

Answer 1

a)16
b)70
c)36
d)-9/2
e)40
f)-213/20