2.x+4=10
5.T-10=25
4.Yx7= -1
6+2.Z=8
Usuário anônimo:
4y + 7 ou 4y - 7 ?
Soluções para a tarefa
Respondido por
0
2x+4=10 6+2Z=8
2x=10-4 2Z=8-6
2x=8 2Z=2
x=8/2 Z=1
x=4
5T-10=25 4Yx7=-1 -> nao entendi
5T=25+10
5T=35
T=35/5
T=7
2x=10-4 2Z=8-6
2x=8 2Z=2
x=8/2 Z=1
x=4
5T-10=25 4Yx7=-1 -> nao entendi
5T=25+10
5T=35
T=35/5
T=7
Respondido por
0
a)
2.x + 4 = 10
2x = 10 - 4
2x = 6
x = 6/2
x = 3
**********************
b)
5.T-10=25
5t = 25 + 10
5t = 35
t = 35/5
t = 7
******************************
c)
4.Y + 7= -1
4y = - 1 - 7
4y = - 8
y = - 8/4
y = - 2
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
d)
6 +2.Z = 8
2z = 8 - 6
2z = 2
z = 2/2
z = 1
2.x + 4 = 10
2x = 10 - 4
2x = 6
x = 6/2
x = 3
**********************
b)
5.T-10=25
5t = 25 + 10
5t = 35
t = 35/5
t = 7
******************************
c)
4.Y + 7= -1
4y = - 1 - 7
4y = - 8
y = - 8/4
y = - 2
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
d)
6 +2.Z = 8
2z = 8 - 6
2z = 2
z = 2/2
z = 1
Perguntas interessantes