Question

1: efetue as adicoes e simplifique o resultado quando possível

A) 4/3+1/6
B) 1/6-3/8
C) -1/8+3/4
D) 1/9-5/6
E) 5/3-2/9+1/6
F) -1/4+3/8+1/2
G) 2/6+3/8-1/4
H) -1/4-1/9+1/3


2: resolva as equações e simplifique o resultado quando possível;
a)2x/5=8/4
b)6/x=12/10
C)15/8=3x/4
d)x/4+1/3=2/3
e)x/3-5/6=1/9
f)2x/5-3x/4=1/2
G)x-4/3-2/5=1/6
h)2x+2/5-1/4=1/2
i)3x+1/6=1/4-2/3
J)1/4-2/6=2x-3/2
k)2-2/6=2x-3/2
l)2x-1/6=8/4
m)x-3/2=6/4

Answer 1

1:

A) 3/2 ou 1,5

B) -5/24 ou -0,208

C) 5/8 ou0,625

D)-13/18 ou -0,722