Question

equação considerando u=Q

a)3x/4=5

b)8y/5=6

c)4.q=28

d)a.8=1/8

Answer 1

a) 3x=4.5
x=20/3
S={20/3}
b)8y=6.5
y=30/8 simplificando por 2 
y=15/4
S={15/4}
c)4q=28
q=28/4
q=7
S={7}
d) a.8=1/8
8a=1/8
a=1/8/8
a=1/8.1/8= 1/64
S={1/64}