Question

Resolva As Equações
a)6×=2×+16
b) 4×-10=2×+2
c)2×+1=4×+9
d)3×-2=4×+9
e)5×+4=3×-2×+4
f)×+×-4=17-2×+1
g)3,4×-2,6=×-0,92
h)0,1×+3×+0,9×=14+2×

Answer 1

a) 6x-2x=16
4x=16
x=16/4
x=4

b)4x-2x=10+2
2x=12
x=12/2
x=6

c)2x-4x=9-1
-2x=8 (-1)
2x=8
x=8/2
x=4