Question

Calcule as inequações
A) 2x + 1 < x + 6
B) 2(× + 3) > 3 (1 - ×)

Answer 1

A) 2x + 1 < x + 6
2x - x < 6 - 1
x < 5

B) 2(x + 3) > 3 (1 - x)
2x +6 > 3 - 3x
2x + 3x > 3 - 6
5x > -3
x > -3/5

Espero ter ajudado!

Answer 2

A)2x+1 < x+6
3x <+6x
R:5x
B)2(x+3)>3 (1-x)
2x+3 > -2x
5x > -2x
R: + 3x ou 3/5