Respostas
respondido por:
1
C)x-3=-1
x=-1+3
x=2
**************************************************
D)x+7=-3
x=-3-7
x=-10
**************************************************
H) 3y=18
y=18/3
y=6
**************************************************
i)7x+5=68-2x
7x+2x=68-5
9x=63
x=63/9
x=7
x=-1+3
x=2
**************************************************
D)x+7=-3
x=-3-7
x=-10
**************************************************
H) 3y=18
y=18/3
y=6
**************************************************
i)7x+5=68-2x
7x+2x=68-5
9x=63
x=63/9
x=7
AnnaKamylla0151:
muito muito obrigado msm
Perguntas similares
6 anos atrás
6 anos atrás
9 anos atrás
9 anos atrás
9 anos atrás
9 anos atrás