Question

ecuaciones
a) 1/3 . ( x + 1/2 ) = 7/30

b) 4 . ( 1/3 x - 3/4 ) = - 2/9 . ( x - 1 /2 )

c ) 1/ x + 0,5 = x + 6/5 - 3/9 x

Answer 1

a)x=1/5
b) x=2
c)x=√(30/41)