01) Resolva as equaçoes
a) 3x-2=10
b) 5+x=16
c) 4x-20=2+3x
d) x/2=5
e) x-3=7
f) 2x+6=11+x
Soluções para a tarefa
Respondido por
0
a) 3x = 10 - 2
x = 8
3
b)x = 16 - 5
x = 11
c) 4x - 3x = 20 +2
x = 22
d) x/2 = 5
x = 5 . 2
x = 10
e) x = 7 + 3
x= 10
f) 2x -x = 11 - 6
x = 5
x = 8
3
b)x = 16 - 5
x = 11
c) 4x - 3x = 20 +2
x = 22
d) x/2 = 5
x = 5 . 2
x = 10
e) x = 7 + 3
x= 10
f) 2x -x = 11 - 6
x = 5
Respondido por
1
a)
3x -2 =10
3x= 10 +2
3x = 12
x = 12/3
x= 4
b)
5 + x = 16
x= -5 +16
x= 11
c)
4x -20 = 2 + 3x
4x -3x = +20 +2
x= 22
d)
x/2 = 5
x= 5.2
×= 10
e)
x -3 =+7
x= +3 +7
x=10
f)
2x+ 6 = 11 +x
2x -x = -6 +11
x= 5
3x -2 =10
3x= 10 +2
3x = 12
x = 12/3
x= 4
b)
5 + x = 16
x= -5 +16
x= 11
c)
4x -20 = 2 + 3x
4x -3x = +20 +2
x= 22
d)
x/2 = 5
x= 5.2
×= 10
e)
x -3 =+7
x= +3 +7
x=10
f)
2x+ 6 = 11 +x
2x -x = -6 +11
x= 5
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