Resposta :
Resposta:
2) 4x + 2 = 10
4x = 10 - 2
4x = 8
x = 2
letra "C"
3) 5-(4x + 2) = 8 + 2(x - 1)
-4x + 3 = 2x + 6
-4x + 3 - 2x = 6
-6x + 3 = 6
-6 x = 6 - 3
-6x = 3
x = -1/2
letra "A"
Resposta:
2) 4x + 2 = 10
4x = 10 - 2
4x = 8
x = 2
letra "C"
3) 5-(4x + 2) = 8 + 2(x - 1)
-4x + 3 = 2x + 6
-4x + 3 - 2x = 6
-6x + 3 = 6
-6 x = 6 - 3
-6x = 3
x = -1/2
letra "A"